Database Files, Types, Formats, Extensions

Database Files, Types, Formats, Extensions

Extension Name Extension Type Category Dev.Company File Format Description
.4DD File Extension 4th Dimension Database Data File Database 4D Unknown Data File saved by 4th Dimension, a software development program; stores the actual data referenced by a 4D Database structure (.4DB) file; can be compacted by 4D Developer or 4D Server using the "Compact data file" command.
.3DT File Extension 3D Topicscape File Data G and A M.C. Unknown Firebird relational Database in which the metadata of a 3D Topicscape is held; collection of Information Organized by a user in a 3D Mind map or concept map.
.$ER File Extension GroupWise Database Database N/A Unknown Database used by the Novell GroupWise e-mail program
.4MP File Extension 4-MP3 Database File Audio 4-MP3 Unknown Database of Audio Files organized by 4-MP3, a Database manager for storing and searching information on collections of sound files; supported formats include .MP3, .WAV, and .VQF; allows large collections of Audio Files to be searched and browsed efficiently.
.$DB File Extension dBASE Temporary File Backup N/A Unknown Temporary Database file created while working on a dBASE Database; may be used to recover changes made to a Database if dBASE unexpectedly quits.
.^^^ File Extension Pervasive.SQL Database File Database Pervasive Software Unknown Database file used by Pervasive.SQL Database software; based on the Btrieve transactional Database format; created by the Database engine when the Database is placed in Continuous Operations mode.
.4DL File Extension 4th Dimension Database Log File Database 4D Unknown Log file that stores a record of changes to a 4D Database (.4DD) file; saved along with the Database file and uses a similar filename; designed to keep track the updates made to the Database.
.ACCDB File Extension Access 2007 Database File Database Microsoft Zip Database created with Microsoft Access 2007 or later; typically contains data organized into tables and fields; may also include custom forms, SQL queries, and other data.
.ALE File Extension Avid Log Exchange File Video Avid Technology Text Film Database file created in the Avid Log Exchange (ALE) format; saved in a tab-delimited ASCII text format and contains a shot log of film, video, and audio data; used in the process of transferring film data between systems.
.ALX File Extension BlackBerry Application Loader XML File Settings Research In Motion XML File used by BlackBerry Desktop Software, a program used for synchronizing and managing data for BlackBerry mobile devices; contains XML application description data, including name, ID, description, loader version, vendor, copyright, Language, and file set; used for loading applications onto a BlackBerry Smartphone.
.ADF File Extension Amiga Disk File Disk Image N/A Binary Disk image created on an Amiga system; stores an exact copy of an Amiga-formatted disk in fixed-width AmigaDOS data tracks; can be mounted as a physical disk using an Amiga emulation program.
.ADP File Extension Access Project Database Microsoft Unknown Access project file that connects directly to Database tables and other Database objects; does not contain actual tables or queries, but is connected directly to a MSDE or SQL Server Database, which stores the actual tables and Database diagrams.
.ACCDT File Extension Microsoft Access Database Template Database Microsoft Zip Template Database file created by Microsoft Access, a desktop relational Database management system (RDMBS); contains pre-defined tables, data, reports, and other Database elements; saved as a hierarchy of XML and text files and compressed with Zip compression.
.ADB File Extension Ada Body File Developer N/A Unknown Programming file containing source code written in the Ada programming Language; stores the body of an Ada program; typically saved along with a corresponding "Spec file" that has a .ADS extension.
.ADB File Extension Ada Body File Developer N/A Unknown Programming file containing source code written in the Ada programming Language; stores the body of an Ada program; typically saved along with a corresponding "Spec file" that has a .ADS extension.
.ACCDR File Extension Access Runtime Application Database Microsoft Binary "Locked-down" Database file created by the Microsoft Access relational Database software; stores an .ACCDB Database, except with the extension renamed to ".accdr;" allows the Database to be opened and run in a read-only mode so that no changes are made to the Database.
.ACCDC File Extension Microsoft Access Signed Package Database Microsoft Binary Packaged Database file created by Microsoft Access, a desktop relational Database management system (RDBMS) application; contains a digitally-signed Database package that was created from an original .ACCDB Database file.
.ACCDE File Extension Access Execute Only Database Database Microsoft Binary Database file created by Microsoft Access, a desktop relational Database program; saves a "locked-down" version of an .ACCDB file so that all Visual Basic for Applications (VBA) code is saved in a compiled format and is not viewable or editable; allows custom Database code to be protected.
.ABF File Extension Analysis Services Backup File Backup Microsoft Binary Backup file created by Analysis Services, a component of Microsoft SQL Server used for online analytical processing (OLAP) and data mining; contains a Backup of "cubes," which are groups of metadata that specify dimensions, or a schema, for analyzing data that may reside in local or remote Database locations; allows the analytics data to be restored or replicated.
.AWDB File Extension Access Walker Database File Data ISS Data Security Binary Database file created by Access Walker, a program used to manage passwords and login information; securely stores sensitive data using AES and Blowfish encryption algorithms; used for storing confidential data that can only be retrieved with a single master password.
.ALF File Extension ACT! Lookup File Database The Sage Group Binary Database file used by ACT!, a customer relationship management (CRM) program; contains lookup information used for navigating, backing up, and restoring an ACT! Database; includes reference information for the CRM data stored in an .ADF file.
.ADX File Extension Approach Index File Data N/A Unknown Stores the indexing information for a Lotus Approach relational Database
.ASK File Extension askSam Database Database askSam Systems Binary File created by askSam, a program used for organizing digital information; stores a searchable Database of webpages, email messages, .PDF files, and text Documents; used by researchers and business professionals.
.ADE File Extension Access Project Extension Database Microsoft Binary Database project file created by Microsoft Access, a desktop Database program; contains all data saved in a .ADP project, except the modules written in the Visual Basic for Applications (VBA) programming Language are compiled and the source code is removed.
.ACCDU File Extension Access Add-in File Plugin Microsoft Binary Plugin file used by Microsoft Access, a relational Database management application for the desktop; stores an application component written in Visual Basic for Applications; more commonly uses the .ACCDA extension.
.ABS File Extension Absolute Database File Database ComponentAce Binary Database file created by Absolute Database, a Database engine for the Delphi software development IDE; stores data in a structured, relational format and supports encrypteion and in-memory performance; used by software developers for storing data with their applications.
.ALM File Extension Alpha Five Library Developer Alpha Software Unknown Library referenced by Alpha Five, an IDE that enables users to develop Web applications; created, along with .ADB, .ALB, and .ALX files, as a Database for tables, sets, and other objects that make up the application; contains scripts, menus, toolbars, bitmaps, user defined functions and import definitions utilized by more than one table.
.ADN File Extension Access Blank Project Template Database Microsoft Binary Project template used by Microsoft Access, a desktop Database and application development software; saves a template that is used for creating .ADP project files; may store Database connection information and other project startup settings.
.AZZX File Extension Uncompressed AZZ Cardfile Data File Data Antanas Zdramys XML File created by AZZ Cardfile, a program used for organizing personal information; saves the personal Database in an uncompressed format, which is an alternative to the compressed .AZZ format.
.ATE File Extension Office Accounting Compressed Backup File Backup Microsoft Binary Compressed accounting Database Backup created by Microsoft Office Accounting, an application that integrates with online banking systems; stores a Backup copy of the .SBD accounting file.
.AS4 File Extension askSam Backup File Backup askSam Systems Binary Backup file created by SurfSaver, a program that saves Web pages as users surf the Internet; contains a Backup of an .ASK Database file; created when askSam converts an older file to a new format so that the AS4 file may be opened by older software versions.
.CFM File Extension ColdFusion Markup File Web Adobe Systems Text Web page that contains ColdFusion code, or CFML (ColdFusion Markup Language); can run ColdFusion applications and scripts written in CFScript; may reference Database information, generate Flash forms, and create reports on the fly; dynamically executed by the Web Server when the page is accessed by a user.
.CSV File Extension Comma Separated Values File Data N/A Text File containing data sets separated by commas, where each new line represents a new Database row, and each Database row has one or more fields separated by a comma; can be organized into cells by a spreadsheet program or inserted into a Database.
.CNF File Extension MySQL Configuration File Settings MySQL Text Configuration file used by MySQL, an open source relational Database program; contains settings such as the default character encoding, timeouts, and cache and buffer settings; often modified to fine-tune performance depending on the use of the Database.
.CBZ File Extension Comic Book Zip Archive Compressed N/A Zip Comic book created in the Comic Book Zip (CBZ) format; saves multiple images organized into pages of the comic; similar to a .CBR file but uses .ZIP compression instead of .RAR compression.
.CDB File Extension Symbian Phonebook Database Database Nokia Binary Database file created by Symbian OS mobile devices, such as Nokia phones; contains phonebook Contacts, including names, addresses, and phone numbers; used to Backup and synchronize Contacts between a computer and a Symbian OS device.
.CDB File Extension Symbian Phonebook Database Database Nokia Binary Database file created by Symbian OS mobile devices, such as Nokia phones; contains phonebook Contacts, including names, addresses, and phone numbers; used to Backup and synchronize Contacts between a computer and a Symbian OS device.
.CDB File Extension Symbian Phonebook Database Database Nokia Binary Database file created by Symbian OS mobile devices, such as Nokia phones; contains phonebook Contacts, including names, addresses, and phone numbers; used to Backup and synchronize Contacts between a computer and a Symbian OS device.
.CDX File Extension Compound Index File Data Microsoft Unknown Index of files or other data contained in a Database; similar to a compact index (.IDX) file, but the leaf nodes at the lowest level of a compound index point to one of the tags in the index.
.CMA File Extension TM1 Exported Cube File Database IBM Text Database file exported by Cognos TM1 (formerly Applix TM1), a strategic business Planning Application; saved in a Plain Text, comma-delimited format; contains data for a "cube," which is a multi-dimensional Database containing business intelligence information.
.CPF File Extension Cognos Project File Data IBM Binary Project File created by Cognos Framework Manager, a data modeling tool included with IBM Cognos Business Intelligence (BI) software; contains data "metamodels" that that organize BI data from underlying Databases; provides the means to store data models that can be used for BI Analysis.
.COMPOSITIONTEMPLATE File Extension Invantive Composition Template Page Layout Invantive Software Unknown Template used by Composition, a module that can be added to Microsoft Word to combine Word Documents with data from Databases and other programs; contains information that defines the layout of the Document and the placement of data from the Composition data model file (.COMPOSITIONMODEL).
.CKP File Extension SQL Server Checkpoint File Database Microsoft Binary Database file created by SQL Server, a relational Database application; created by SQL Server when performing a restore so that the restore operation can be restarted if a failure occurs; stores Database log information that is written during the restore.
.CBG File Extension ChessBase Game Moves File Data ChessBase Unknown File used by ChessBase, a program used for reviewing played chess Games; saves the data for the moves made on the chess board and can include data from multiple matches; saved as one of several files that together comprise the chess Database.
.CCS File Extension CodeCharge Studio Project File Developer YesSoftware Text Web development project created by CodeCharge Studio, a program used for rapid Web application development; saved in an XML Format">XML Format and stores references to project files such as .ASP, .JS, and .CCP (CodeCharge Studio page) files; also contains connection information for retrieving data from a Database.
.CSP File Extension Caché Server Page Developer InterSystems Text Webpage containing HTML as well as Caché Server Page (CSP) markup, a proprietary markup Language used for accessing data from an InterSystems Caché object Database; used for writing data-driven Web applications and must be run on a Caché Application Server.
.CONFORM File Extension Conformalizer Change List File Audio Maggot Software Unknown File Exported by Conformalizer, an audio post production program used for conforming produced audio to a video; saves data for conforming input Pro Tools sessions, FX lists, or ADR Databases to a picture cut; incorporates a change Edit Decision List (.EDL) and associated metadata.
.CVD File Extension Bitdefender Virus Definition File Data Bitdefender Binary File used by Bitdefender antivirus and Internet security software; saves the main collection of virus signatures for the software which help recognize viruses when the program scans the computer; is periodically refreshed automatically by the software.
.CPD File Extension RoboHelp Cache Project Database Database Adobe Systems Binary Database file created by RoboHelp, a program used for authoring Windows help Documentation; stored as part of a RoboHelp project (.XPJ) and contains cached information for the project; should not be opened or edited manually.
.CELTX File Extension Celtx Project File Data Celtx Unknown Project created with Celtx, an all-in-one media pre-production software program; includes project scheduling, screenplay development, and storyboard creation features; all data is stored in a Database format within a single CELTX file.
.CHK File Extension InterCheck Checksum Database Data Sophos Unknown Database file that contains virus definitions for Sophos Anti-Virus; updated with InterCheck, a service that checks a central virus reporting system; can be modified by changing the InterCheck reporting level and syslog configuration settings.
.CIDB File Extension iTunes CD Information File Audio Apple Unknown Contains information about CDs that have been loaded using ITunes; includes album and track names downloaded from the CDDB (Compact Disc Database) as well as CD and track name for CDs that are burned by the user; named "CD Info.cidb" by default.
.CBF File Extension Calendar Builder File Page Layout Tailwag Software Binary Custom calendar created with Calendar Builder, a calendar design program; includes an overall theme as well as custom borders, fonts, graphics, and icons that can be placed on each page of the calendar.
.CAG File Extension ClipArt Gallery Package Vector Image Microsoft Binary Compressed clip art package created by Microsoft Clip Gallery, a program used to manage clip art images; contains categories, descriptions, thumbnail images, and the clip art graphics; used as a Database for browsing clip art and importing images into Documents.
.COMPOSITIONMODEL File Extension Invantive Composition Data Model File Data Invantive Software Unknown Model file used by Composition, an add-in to Microsoft Word combines Word Documents with data from Databases and other programs; contains information that defines the source of the data used in an Invantive Composition template (.COMPOSITIONTEMPLATE).
.CBXML File Extension CodeBox Library Data Vadim Shpakovski XML Database created by CodeBox, a code snippet manager; contains a library of source code snippets in XML Format">XML Format that can be shared with other developers.
.CPMZ File Extension Miradi/ConPro Project File Data Benetech Unknown Project File created with either Miradi or ConPro, the Conservation Projects Database; designed to enable data exchanges between Miradi and ConPro; contains data used for creating and monitoring conservation plans.
.CFML File Extension ColdFusion Markup Language File Web Adobe Systems Text Web page written in CFML (ColdFusion Markup Language), a programming Language maintained by Adobe; contains tags, which define operations that are executed on a ColdFusion Server when a user requests the Web page; may store Database operations, embedded HTML, and other Web page elements.
.CHG File Extension Quicken Online Data File Data N/A Unknown Older file type used to store Quicken financial information.
.DBF File Extension FoxPro Table Data N/A Unknown Table used by a Database created with Visual FoxPro
.DB File Extension Database File Database N/A Binary Generic Database file that stores data in a structured format, typically with an arrangement of tables, table fields, field data types, and field values; can be created by various Database programs and exported into different formats, such as .CSV files; may also be imported by multiple Database programs and is used for gaming files as well.
.DB File Extension Database File Database N/A Binary Generic Database file that stores data in a structured format, typically with an arrangement of tables, table fields, field data types, and field values; can be created by various Database programs and exported into different formats, such as .CSV files; may also be imported by multiple Database programs and is used for gaming files as well.
.DSN File Extension Database Source Name File Database N/A Text File used by various Database client programs to connect to a Database; describes properties, such as the data source name and directory, the connection driver, the Server address, user ID, and a password; used by ODBC drivers to connect to a specified Database, such as a SQL Server or Microsoft Access Database.
.DBK File Extension Sony Ericsson Mobile Phone Backup File Backup Sony Ericsson Zip Mobile phone Backup file created by Sony Ericsson PC Suite, a program used to manage Sony Ericsson Mobile Phones; stores phone information, such as Contacts, in a compressed format.
.DCM File Extension DICOM Image Raster Image NEMA Binary Image file saved in the Digital Imaging and Communications in Medicine (DICOM) image format; created by the National Electrical Manufacturers Association (NEMA) as a standard for distributing and viewing medical images, such as MRIs, CT scans, and ultrasound images.
.DBX File Extension Outlook Express E-mail Folder Misc Microsoft Binary Folder created by Outlook Express, a Microsoft email program; contains email messages for a specific mailbox; typically saved within the "Documents and Settings" user directory; may be copied to another folder in order to Backup e-mail messages.
.DMO File Extension Duke Nukem 3D Demo File Game Apogee Software Binary File created by Duke Nukem 3D, a first-person shooter Game developed with the Build Game engine; contains a Game recording of player actions and world events; enables players to replay multiplayer sessions.
.DBPROJ File Extension Visual Studio Database Project File Developer Microsoft XML Database project created by Visual Studio, a Microsoft software development tool used to create Windows and Web programs; stores project information using XML Format">XML Formatting, such as build preferences, included libraries, and references to source code files and application assets.
.DB3 File Extension SQLite Database File Database SQLite Binary Database file created by SQLite, a lightweight, self-contained Database program that creates Databases using plain files; contains the Database structure as well as data records; used for storing and retrieving structured data using SQL.
.DDL File Extension Data Definition Language File Database N/A Text Database file created in the Data Language (DDL), a Language used for describing Database schemas; saved in a Plain Text format and contains commands such as CREATE, USE, ALTER, and DROP; often used for configuring data sources used by data-driven applications.
.DM1 File Extension ER/Studio Data Model File Developer Embarcadero Technologies Binary File created by ER/Studio, a program used for building large-scale Databases; saves a data model that describes the structure and relationships of the data to be stored; used for viewing the data model visually, as well as for assisting in the process of generating the final data model.
.DPB File Extension DataPilot Backup File Backup Susteen Binary File created by DataPilot, a program used for transferring cell phone data to the computer; may store Contacts, text messages, pictures, videos, and other mobile phone data; used for syncing a phone with the computer; can be password protected.
.DMD File Extension SQL Developer Data Modeler File Developer Oracle Unknown File created by Oracle SQL Developer Data Modeler, a program used for designing structured data models such as relational Database schemas; stores the data structure and relationships and can be displayed visually in software.
.DBS File Extension SQLBase Database File Database Unify Binary Database file created by SQLBase, an embedded Database solution for business applications; stores structured data and tracks changes to the data in a ".log" file; often used for storing data for small desktop programs or mobile applications.
.DXL File Extension Domino XML Language File Database IBM XML XML Database file created for Lotus Domino, an enterprise level business collaboration software; may store data from a Lotus Domino Database as well as schemas, design elements, views, forms, and Documents; provides an export and interchange format for the Database.
.DCMF File Extension DiskCatalogMaker Catalog Data Fujiwara Software Unknown Catalog file created by DiskCatalogMaker, a disc file cataloging application for Mac OS X; contains a Database of files that are stored on multiple discs; used for storing searchable information about one or more discs.
.DTSX File Extension DTS Settings File Database Microsoft Text Data Transformation Services (DTS) file used by SQL Server, an RDBMS (relational Database management system) application; specifies settings for migrating data between Databases; allows the integration of external data sources.
.DCB File Extension Concordance Database File Database LexisNexis Unknown Database file created by Concordance, a litigation Document management program; saves the Database structure but does not save the actual data records; acts as the Database "project file" because the Database loads when it is opened.
.DACPAC File Extension SQL Server Data Tier Application Package Database Microsoft Zip Data package created by a Microsoft SQL Server data tier application; contains both the schema of data as well as the data records, or objects, themselves; used for providing data between SQL Server Databases and vendor applications.
.DACONNECTIONS File Extension RemObjects Data Abstract Connections File Database RemObjects XML Database connection file used by Data Abstract, a Database development application included with the RemObjects SDK; saves connection strings, pooling settings, and timeout values for one or more Databases; used by the middle-tier RemObjects application to connect to a backend Database.
.DASCHEMA File Extension RemObjects Data Abstract Schema File Database RemObjects XML Database file created by Data Abstract, a Database development software included with the RemObjects SDK; uses XML Format">XML Formattting and saves the schema of the Database; edited using the Data Abstract Schema Modeler, a program that is part of Data Abstract.
.DCMD File Extension DiskCatalogMaker Thumbnail-Enabled Catalog Data Fujiwara Software Unknown Thumbnail-enabled catalog file format used by DiskCatalogMaker, a file cataloging program for Mac OS X; contains a Database of files that are stored on multiple discs; created with DiskCatalogMaker 5.5 or later.
.DF1 File Extension Omnis Native Datafile Developer Raining Data Unknown Proprietary Data Format used by Omnis development software, which is used to create multi-tier and Web applications; stores data in a Database format and can be referenced by Omnis programs.
.DP1 File Extension DataPower Database File Database Logotron Unknown Database format used by DataPower, a user-friendly Multimedia Database program; can be created using the form designer within DataPower.
.DCT File Extension Dictionary File Misc N/A Unknown Data File used by various dictionary, translation, or word Processing Applications; typically contains a list of words and may also include definition or translation information; often used for spell-checking and may be available in different Languages.
.DBT File Extension Database Text File Database dBASE Text Text File used for memo fields of dBASE and other xBase Database programs.
.DAM File Extension DeltaMaster Analysis Model Data Bissantz Unknown Model file created with DeltaMaster, a front-end for OLAP Databases used primarily for analyzing business data; stores all settings that are not to be redefined for the Analysis of the same data.
.DBV File Extension Database Variable Field Database N/A Unknown Defines Database fields of variable length; can be used to designate the size of text and binary (BLOB data type) fields; referenced by an xBase-compatible Database (.DBF) file with the same name.
.DGB File Extension FlashCAD Drawing Database CAD Digitarch Unknown Database of Drawings created with FlashCAD, a 2D and 3D CAD program; saved in a proprietary format that stores design data created with FlashCAD and other Digitarch software; can be viewed on Windows using the free DGB Vista3D program.
.DCX File Extension Zsoft Multi-Page Paintbrush File Raster Image ZSoft Binary Multi-page image file created by various image programs; contains a small header that identifies the DCX file followed by a sequence of .PCX files; commonly used to create digital fax files.
.DII File Extension Summation Batch Load File Data CT Summation Unknown ASCII text file formatted using a non-delimited, multiple line format; used by a Summation Core Database to establish the link between the Database summaries and the associated image file.
.DEF File Extension Module-Definition File Developer N/A Unknown Lists the exports and attributes of a program to be linked by an application linker; used in software development when creating a DLL.
.DBG File Extension FoxPro Debugger Configuration Settings N/A Unknown Contains settings used by FoxPro to debug FoxPro Database applications
.DBC File Extension FoxPro Database Database N/A Unknown Database created with Visual FoxPro
.DAP File Extension Download Accelerator Plus Partial Download Misc SpeedBit Unknown Incomplete file downloaded with Download Accelerator Plus (DAP), a download manager program; supports resuming broken downloads and can be previewed during the download process.
.DSK File Extension Disk Image Disk Image N/A Binary Generic disk image format created by disk imaging programs; may be from an older program that images 3.5" diskettes, or from a newer program that creates larger disk images; often compressed to save disk space; can be mounted to appear as a disk on the desktop for Mac or within My Computer for Windows.
.DM2 File Extension Quake 2 Demo File Game id Software Unknown Recording of a Quake II Game that can be played back within the Quake 2 program; may be included with the Game or recorded by the user; must be saved in the "QUAKE2BASEQ2DEMOS" directory in order to be recognized by Quake II.
.DA0 File Extension Windows Registry Backup File Backup Microsoft Unknown Backup of the Registry Database used by Windows; contains a copy of original registry files; for example, system.da0 is the Backup file for system.dat.
.DB-SHM File Extension SQLite Database Shared Memory File Database SQLite Binary Temporary File created by SQLite, a compact Database program often embedded into mobile and desktop applications; used by the Database for shared memory storage and is automatically created and maintained by SQLite; not meant to be opened manually.
.DQY File Extension Excel Query File Database Microsoft Binary Database query used by Microsoft Excel; uses ODBC formatting for compatibility with other Databases.
.DAF File Extension Digital Anchor File Data Telecompute Integrated Systems Unknown Secure Database file for the Digital Anchor Database engine, a compact, robust, and portable Database system; can store data in text and binary formats.
.DADIAGRAMS File Extension RemObjects Data Abstract Data Diagrams File Database RemObjects Unknown Developer File created using the RemObjects SDK, a development application suite used for building middle-tier applications; contains a diagram of a Database schemas that define how data is represented in the Database.
.DACONFIG File Extension RemObjects Data Abstract Configuration File Developer RemObjects XML Developer File used by the RemObjects SDK, a collection of programs used to build RemObjects middle-tier applications; used by Data Abstract Server applications and contains the configuration for how to access data from a providing Database, such as an RDBMS (relational Database management system).
.DAD File Extension RemObjects Data Abstract Driver File Database RemObjects Unknown Driver File used by RemObjects middle-tier applications; contains a driver, which communicates with a Database Server to supply data for the middle-tier application; can be swapped out dynamically during runtime to switch data providers.
.DTA File Extension Chain Engineering Database Data IWIS Unknown Database file used by IWIS Chain Engineering, an automobile drive chain calculation program; contains data used for calculating drive chain specifications.
.EWP File Extension Ewisoft Website Project File Web Ewisoft Text Website project created by Ewisoft Website Builder, a template-driven Web design application; saved in Plain Text and contains a reference to a binary Database file that stores all information for the project; used for saving Web development progress.
.EDMX File Extension ADO.NET Entity Data Model Designer File Developer Microsoft Unknown Data model file created by the Entity Data Model Designer component of Microsoft Visual Studio; stores the schema for a Database, including entities (e.g., Database tables), their fields, and their relationships (e.g., one-to-one and one-to-many).
.ENZ File Extension EndNote Connection File Settings Thomson Reuters Binary File used by EndNote, an application used for managing citations and creating bibliographies; saves connection information for an online citations Database; used for connecting and downloading references into EndNote libraries (.ENL files).
.ENF File Extension EndNote Filter File Misc Thomson Reuters Binary Data import filter used by EndNote, a program used for managing citations; stores rules that map fields from an external citations Database into the EndNote format; used for importing bibliographic references.
.EMD File Extension ChessBase Tablebase Data N/A Unknown Database format used by ChessBase chess software; used to store chess Game scenarios
.EDB File Extension Exchange Information Store Database Database Microsoft Unknown Database created by Microsoft Exchange Server; serves as the main repository for the mailbox data saved by Exchange; stores both in-process and stored non-SMTP messages; formatted using a b-tree structure, which includes a top level node and many child nodes.
.ECO File Extension ECCO Database File Database NetManage Unknown Database of information saved by ECCO, a personal information management program; may include calendar, phone book, spreadsheets, Notes, and other data.
.ECX File Extension ECCO Corrupted Database File Database NetManage Unknown Database file created with ECCO, a personal information management (PIM) program; may contain corrupted data that cannot be read by ECCO.
.ERR File Extension Error Log File Text N/A Text Text File containing error messages generated by a program; may be written as a program loads, executes, or closes; often used by software developers when testing or profiling programs.
.EAS File Extension RSLogix Symbol File Data Rockwell Automation Text ASCII-delimited file used by RSLogix, an IEC-1131-compliant application used to create programmable controller Documentation; contains the address symbols and descriptions for a Documentation Database; used to reference and lookup common symbols in Documents.
.EXL File Extension Export Lister File Data SysTools Unknown File used by Export Notes, a program used to convert Lotus Notes Databases to Microsoft Outlook mailboxes; contains a list of .NSF Lotus Notes files created using the Export Lister tool, which is included with some versions of Export Notes; used for storing a list of files to convert.
.ENW File Extension EndNote Import File Data Thomson Reuters Text Database import file used by EndNote citations management software; contains citation data and schema information, including author, company, title, publication, and keyword data; used for importing transferred bibliographies.
.EZS File Extension EZ-R Stats Batch Script Executable N/A Unknown Scripting routine used to perform various statistical, analytical, and Database functions within EZ-R Stats, a Analysis" title="Data Analysis">Data Analysis program.
.FXP File Extension FoxPro Compiled Program Executable Microsoft Unknown Database application created by Microsoft FoxPro; builds tables, runs queries, exports results, etc.
.FRM File Extension MySQL Database Format File Database MySQL Binary Contains the formatting information or structure data for a MySQL Database; specifies the tables stored in the Database and defines the fields and structure of each table.
.FRM File Extension MySQL Database Format File Database MySQL Binary Contains the formatting information or structure data for a MySQL Database; specifies the tables stored in the Database and defines the fields and structure of each table.
.FDB File Extension Portfolio Catalog Data N/A Unknown Primary Database of images used by Extensis Portfolio, an image organization program; contains a thumbnail image and metadata for each file stored in the catalog.
.FDB File Extension Portfolio Catalog Data N/A Unknown Primary Database of images used by Extensis Portfolio, an image organization program; contains a thumbnail image and metadata for each file stored in the catalog.
.FDB File Extension Portfolio Catalog Data N/A Unknown Primary Database of images used by Extensis Portfolio, an image organization program; contains a thumbnail image and metadata for each file stored in the catalog.
.FP7 File Extension FileMaker Pro 7+ Database Database FileMaker Binary Database file created by FileMaker Pro versions 7-11; stores data using tables and records with each record containing one or more fields; can also include forms, charts, and other Database objects; used for organizing personal and company data.
.FMP12 File Extension FileMaker Pro 12 Database Database FileMaker Binary Database file created by FileMaker Pro 12, a personal and business Database development program; stores the Database structure (tables and fields) and the records that fill the tables; may also include custom forms, reports, and other Database objects; can include a custom theme for personalizing the interface.
.FMC File Extension FormConnect Form File Data FormConnections Unknown Form file created and used by FormConnect, a business Database form application for iPad; contains an exported form, which includes the form type, such as a job application or health form, and any information input into the form by the user, such as a name or signature.
.FM File Extension FrameMaker Document Page Layout Adobe Systems Unknown Publishing or page authoring Document created with Adobe FrameMaker; uses XML for creating the Document structure; Framemaker can be used to publish Documents for print or the Web; it is only available on Windows and Unix platforms.
.FP File Extension FileMaker Pro Spreadsheet Spreadsheet N/A Unknown Spreadsheet file created by FileMaker Pro; organizes data into rows and columns and is saved in a proprietary FileMaker format; used along with FileMaker Database (.FMP) files.
.FDT File Extension Final Draft 5-7 Template Text Final Draft Binary Template created by Final Draft, an application used for authoring Movie, television, and stage play scripts; saves the default Document text and formatting for creating a new .FDX Final Draft Document; allows multiple scripts to adopt the same structure.
.FMP File Extension 123 Flash Menu Project Web Dreamingsoft Unknown Drop-down menu created with 123 Flash Menu, a Flash-based Web menu creation program; includes the menu style, fonts, colors, dimensions, sounds, Animations, etc; can be exported as a standard Flash (.SWF) file that can be inserted into a Web page.
.FPSL File Extension FileMaker Pro Snapshot Link Data FileMaker Unknown Collection of Database records exported by FileMaker Pro, a cross-platform Database program; saves records selected after performing a find request as well as the current Database layout, view, and sort order; can be sent as an e-mail attachment and opened by other users with FileMaker Pro.
.FD File Extension LaTeX Font Definition File Settings N/A Text File used by LaTeX, a typesetting system used to create formatted Documents; contains a font declaration that maps LaTeX font properties to TeX font specifications; used to describe how LaTeX font attributes are Translated into TeX fonts.
.FTH File Extension Foobar2000 Theme File Settings Foobar2000 Binary Theme file used by Foobar2000, a Multimedia Playback application; contains graphics and layout settings for the player; allows users to customize the look and feel of the user interface.
.FMPLUGIN File Extension FileMaker Plug-in Plugin FileMaker Binary Plug-in used by FileMaker Pro, a desktop Database program; contains compiled program code that adds functionality to the program; can add features such as custom data parsing, macros, or custom printing jobs.
.FLB File Extension FileMaker Pro Label File Page Layout FileMaker XML File used by FileMaker Pro, a desktop Database application; stored using XML Format">XML Formatting and includes label layout dimensions; often used for printing mailing address stickers; can be populated with FileMaker Database records.
.FMPSL File Extension FileMaker Pro 12 Snapshot Link Database FileMaker Unknown Database snapshot file created by FileMaker Pro 12 Database development software; saves the state of the current Database view; includes the selected records, the visual layout, and other visible information; often used for sending reports.
.FBK File Extension Microsoft Dynamics NAV Backup File Backup Microsoft Unknown Backup of a Database created with Microsoft Dynamics NAV; contains financial data used for business management and Analysis; can be used to restore data if the primary Database (.FDB) file becomes corrupted or is deleted.
.FP3 File Extension FastReport Prepared Report File Page Layout Fast Reports Binary Page layout file created by FastReport, a report generation tool that can be embedded into software applications for generating user reports; contains a report form that has been populated from an .FR3 report design file; used for storing generated reports.
.FMX File Extension FileMaker Plug-in Plugin N/A Unknown Expands the capabilities of FileMaker Database software, such as automating certain functions.
.FIC File Extension WinDev Hyper File Database Database PC SOFT Binary Relational Database format used by WinDev Windows and mobile device development software; stores a relational Database and may be a HyperFileSQL Mobile Database or a HyperFileSQL Client/Server Database; used for storing structured data for WinDev applications.
.FASTA File Extension FASTA Sequence File Data N/A Text Scientific Data Format used to store nucleic acid sequences (such as DNA sequences) or protein sequences; may contain multiple sequences and therefore is sometimes referred to as the FASTA Database format; can be viewed and analyzed using DNA Analysis software.
.FLF File Extension Microsoft Dynamics NAV License File Misc Microsoft Unknown License file used to authorize the use of Microsoft Dynamics NAV; contains registration and permissions information; typically named "fin.flf" and may be required to use NAV Databases with SQL Server and other programs.
.FRO File Extension dBASE IV Compiled Report Data N/A Unknown Report compiled using data from a dBASE IV Database
.FCD File Extension Virtual CD Format Disk Image N/A Unknown Uncompressed image of a CD-ROM created by Virtual CD versions 1 through 3; supported in later versions of Virtual CD, but saved in a different format
.FRT File Extension FoxPro Report Memo Text N/A Unknown Contains textual Notes about a report (.FRX file) generated from a FoxPro Database
.FPT File Extension FileMaker Pro Database Memo File Database FileMaker Unknown Database file created by FileMaker Pro, a relational Database program; contains textual information representing a "memo;" used to describe a Database with raw text instead of using a standard Database field, which typically is limited to fewer numbers of characters.
.FPT File Extension FileMaker Pro Database Memo File Database FileMaker Unknown Database file created by FileMaker Pro, a relational Database program; contains textual information representing a "memo;" used to describe a Database with raw text instead of using a standard Database field, which typically is limited to fewer numbers of characters.
.FIL File Extension Files List Object File Data dataBased Intelligence Unknown List of Database objects stored in a Database; created by early versions of dBASE, as well as ACL for Windows; similar to an .STR file, which defines the structure of a dBASE Database.
.FP5 File Extension FileMaker Pro 5 Database Database FileMaker Unknown Database created by FileMaker Pro 5 or 6, a Database management program for Macintosh and Windows platforms; FileMaker 5 was the first major version of the program developed by FileMaker, Inc.; it was previously developed by Claris Corporation.
.FLEXOLIBRARY File Extension Final Cut Pro Library Database Database Apple Unknown Database created and used by Final Cut Pro X (FCPX), a professional OS X video editor; stores data about a library in FCPX, which includes all edits made to included media, events, and projects.
.FID File Extension File Expander Engine Descriptions Database Data Forensic Innovations Unknown Database referenced by File Expander, a file and data objects Analysis program; contains descriptions of file formats supported by File Expander; named "FIEngine.fid" by default; also used by the File Investigator SDK.
.FM5 File Extension FileMaker 5 Database Database FileMaker Binary Database created by FileMaker 5, a cross-platform Database management program; may contain several tables, each with multiple fields.
.FP4 File Extension FileMaker Pro 4 Database Database FileMaker Unknown Database created by FileMaker Pro 4; stores data in a proprietary FileMaker Database format; version 4.0 was developed by Claris Corporation, while version 4.1 was released by FileMaker, Inc.
.FOL File Extension PFS First Choice Database File Database SoftKey Binary Database file created by Personal Filing System (PFS) First Choice, a DOS-based program developed during early versions of Windows to create Databases with flat files; contains data stored as a collection of fields with their types and values; used to store and query various types of data as well as create reports.
.GPF File Extension Gecko Patch File Game Nuke Binary File used by Gecko OS, a program used to load Nintendo Wii Games and apply cheat codes; contains data and logic that modify Game content; often used by third-party homebrew developers for creating cheat codes; commonly created with hex editor programs.
.GDB File Extension InterBase Database File Database Borland Unknown Database file created with Borland InterBase; default extension used by versions of InterBase prior to InterBase 7.0; Databases created with InterBase 6.5 and earlier have a 2GB file size limit.
.G File Extension BRL-CAD Geometry File CAD BRL-CAD Unknown Binary geometry file format used by BRL-CAD, an open source Constructive Solid Geometry (CSG) solid modeling system; saved in a Database format that provides a robust and flexible object storage framework.
.GWS File Extension GeoMedia GeoWorkspace File Settings Intergraph Unknown Configuration file that stores user settings, legends, warehouse connections, and other preferences for GeoMedia; has a default coordinate system assigned to it, which can be changed by opening the GeoWorkspace Coordinate System dialog box.
.GWI File Extension GroupWise Database Shortcut File Database Novell Binary File used by GroupWise, a collaboration program used in professional environments; contains a pointer to a GroupWise Database object; may include a user ID, version, item type, message ID, and folder path.
.HAL File Extension HotDocs Answer Library Data HotDocs Binary Library file created by HotDocs, a program used for preparing digital forms; saves references to a list of .ANX answer files; stored in a binary format; enables collections of answers to be organized together.
.HDB File Extension HansaWorld Database File Database HansaWorld Binary Database file created by HansaWorld ERP system Enterprise, an ERP (Enterprise Resource Planning) application for medium to large-sized businesses; contains company financial and logistical data, including invoices, receipts, and reports.
.HBE File Extension Line 6 POD HD Edit Preset File Audio Line 6 Unknown Preset file created by Line 6 POD HD Edit, a program that enables you to edit the sound of your guitar; contains settings that customize the sound of your guitar; located under "FX," "AMPS," "Mixer," and "Controllers" in the application interface; different settings include tone, bass, treble, channel volume, parameters, speed, and tempo sync.
.HTX File Extension HTML Extension File Web Microsoft Unknown HTML Document that uses the Microsoft Indexing Service; contains code that defines how results from a Database should be displayed within a Web page; often created with Microsoft FrontPage Web development software.
.HBC File Extension HyperBac Compressed Archive Compressed Xceleon Technologies Binary Compressed file archive created with the HyperBac compression utility; used primarily for compressing Database files; supported Database systems include Oracle, SQL Server, MySQL, SharePoint, IBM DB/2, Sybase, and SAP BRBackup.
.HKDB File Extension Apple iTunes Library File Data Apple Binary Music library generated by ITunes, a Multimedia Playback program; stores a Database of music metadata, including song titles, genres, composers, lengths, and other music information; used by the software for organizing music collections.
.HIS File Extension FindinSite Database Definition File Database PHDCC Unknown Descriptor file that describes a full text searchable Database; used by FindinSite search engines developed by PHD Computer Consultants Ltd; provides a standard means of describing the structure and contents of a FindinSite Database.
.H2O File Extension Battle Realms Game Data File Game Liquid Entertainment Binary Compressed Game data container file used by Battle Realms, an older real-time strategy Game developed by Liquid Entertainment and released by Ubisoft; can store various types of Game data, including sounds, models, Animations, terrain, textures, and other data.
.IDX File Extension Movie Subtitle File Misc N/A Unknown File used by various DVD Playback programs to display Subtitles" title="Subtitles">Subtitles; contains the Subtitle text as well as cue points for when each Subtitle should be shown during the Movie timeline; saved with a corresponding video file.
.IDT File Extension Windows Installer Database Text Archive File Developer Microsoft Text Text File created by exporting a table from a Windows Installer Database; contains the ASCII text representation of the relational data stored in the table; used for reviewing Database information in a human-readable format; also used for committing the text version of a table to a source code control system.
.ITW File Extension InTouch With Database File Database Prairie Group Unknown Proprietary Database format used by InTouch With, a free-form Database application for the Mac OS; customized for storing names and addresses and printing envelopes and labels.
.IB File Extension InterBase Database Database Embarcadero Technologies Binary Database file created by InterBase, an RDBMS application often used for developing embedded application Databases; saves the data in a structured format using tables and records, and the data can be queried from within the target application.
.ITL File Extension iTunes Library File Data Apple Unknown Database used by ITunes to organize files in the ITunes music library; contains a list of songs in the library, playlists created by the user, song ratings, and comments.
.IPD File Extension BlackBerry Backup File Backup Research In Motion Binary Saved data from a BlackBerry mobile phone; created when a BlackBerry is backed up to a computer; saved in a Database format and includes all data from the phone; can be used to restore a BlackBerry if the software on the phone becomes corrupted.
.IHX File Extension IN-HEH Timeline Database Database IN-HEH Unknown Database file format used by IN-HEH Timeline, a program for creating historical Databases; may include events, people, locations, and genealogical information; can be viewed as a hierarchical list or in a graphical format using the IN-HEH program.
.IHW File Extension IN-HEH Timeline Workspace Settings IN-HEH Unknown Saved workspace for IN-HEH Timeline, a program that creates historical and genealogy Databases; stores view options such window sizes and positions as well as filters used for filtering what event data is displayed.
.ILDOC File Extension QuickSilver Document Page Layout BroadVision Unknown Document created with QuickSilver, a high-level desktop publishing program; may be assembled from multiple sources, including text, graphic, and Database files; authored in Unicode and supports all European and Asian Languages.
.JPS File Extension Stereo JPEG Image Raster Image N/A Binary Stereoscopic JPEG image used for creating 3D effects from 2D images; contains two static images, one for the left eye and one for the right eye; encoded as two side-by-side images in a single .JPG file.
.JPA File Extension Akeeba Backup Archive Backup Akeeba Unknown Backup archive format created by Akeeba software, which is used for backing up and securing websites; stores a whole or part of a full Backup of a website including the Database, files, and the restoration script; similar to the PKZIP format.
.JET File Extension JET Database File Database Microsoft Unknown Database file created by the Microsoft Joint Engine Technology (JET) Engine; contains a Database structure, which includes tables and fields, and table row Database entries in the JET format.
.JTX File Extension ESE Transaction Log Database Microsoft Binary Log file generated by the Extensible Storage Engine (ESE), a Database engine developed by Microsoft as part of the Windows API; stores records of changes to the Database over time; used for Backup and restore operations.
.JRS File Extension Exchange Reserve Transaction Log File Misc Microsoft Unknown Transaction log file created by Microsoft Exchange, a popular messaging and collaboration program; serves as a placeholder for a transaction and is saved in the Exchange queue Database.
.KDBX File Extension KeePass Password Database Data KeePass Password Safe Binary File created by KeePass Password Safe, a free password manager for Windows; stores an encrypted Database of passwords that can only be viewed using a master password set by the user; used to securely store personal login credentials for Windows, email accounts, FTP sites, e-Commerce sites, and other purposes.
.KEXI File Extension Kexi Database Database Kexi Team Binary Database file created by Kexi, a Database program that can be used as an alternative to Microsoft Access on Linux systems; supports Database schemas, data, queries, forms, and other Database information.
.KDB File Extension Keypass Database File Database KeePass Password Safe Unknown Database of passwords used by KeePass Password Safe, a free, open-source password management program; stores user passwords for a variety of logins, such as network logon, e-mail, FTP, websites, etc; passwords within the Database can be sorted into groups for further organization.
.KEXIC File Extension Kexi Database Connection File Database Kexi Team Unknown File used by Kexi, a Linux relational Database application which is sometimes used as an alternative to MS Access; saves connection data for connecting to a Kexi Database (.KEXI file).
.KEXIS File Extension Kexi Database Shortcut File Database Kexi Team Unknown Database connection file created by Kexi, a Linux Database program; contains parameters used to connect to a specific Database (.KEXI file), which may be hosted on a remote Server; used for opening a remote connection to the Database, which can then be edited in Kexi.
.LBL File Extension NiceLabel Template File Data Euro Plus Binary Label template created by NiceLabel, a program used to create professional labels such as bar codes and RFID labels; contains a default layout and design, including dimensions, formatting, text, and template fields.
.LST File Extension Data List Text N/A Text Contains a listing of various types of information; used by many kinds of programs, such as Microsoft Visual Studio; may be exported from a spreadsheet or Database program or may include a list of files to be installed by a software installer.
.LDF File Extension SQL Server Transaction Log File Data Microsoft Binary Log file created by SQL Server, a relational Database management system (RDBMS) developed by Microsoft; contains a log of recent actions executed by the Database; used to track events so that the Database can recover from hardware failures or other unexpected shutdowns.
.LW4 File Extension Lightwright File Data John McKernon Software Unknown Document created with Lightwright, a software program for managing theatrical lighting paperwork; saved in a format that is a cross between a spreadsheet and a Database; can store 30,000 lights, 32,000 dimmers, 62 DMX universes, and up to six different control systems.
.LASSO File Extension Lasso Database-Driven Web Page Web LassoSoft Unknown Dynamic Web page that may include Lasso (LDML) code; can access Database information using Lasso commands; may be integrated into websites created with Dreamweaver or GoLive, or built from scratch using Lasso Professional.
.LIS File Extension SQR Output File Text N/A Text Report or output file generated by a Structured Query Reporting (SQR) program; uses SQL statements to run queries on Databases and create reports.
.LGH File Extension HMI Historical Log File Data N/A Unknown Daily log file created by InTouch Human-Machine Interface (HMI) software or ReportBuilder with ODBC Connector pack for InTouch; logs data from InTouch SCADA HMI Database systems; used for running reports from collected data
.LCK File Extension Program Lock File Misc N/A Unknown Access control file used to "lock" a Database or other file from being opened or changed by more than one user at a time; typically is open with the file is not in use and is locked when a user is working on the file; prevents accidentally overwriting changes and possible data corruption.
.LDB File Extension Microsoft Access Lock File Misc Microsoft Unknown Prevents an Access Database from being changed by more than one user at a time; helps ensure updates will not be unexpectedly overwritten; created and deleted automatically by Access when a Database is opened and closed.
.LGC File Extension SimpleK Database File Database Prosystech Unknown Database format used by SimpleK, a master key system and key issuance software program; used by locksmiths as well as security and facility managers.
.LBX File Extension FoxPro Label File Data Microsoft Unknown Table of definitions that defines the format of labels printed in FoxPro, a Database development system; also specifies what Database records are to be printed as labels.
.LACCDB File Extension Microsoft Access Lock File Data Microsoft Unknown Lock file created by Access 2007, a program that allows users to create relational Databases, front-end interfaces, and reports; contains Database locks to prevent unexpected overwrites or deletions with multiple concurrent users.
.LOCALSTORAGE File Extension WebKit Local Storage Data File Data The WebKit Open Source Project Binary Application support file created by the Web browsers that use WebKit, which include Google Chrome, Apple Safari, and others; may store browser settings or local data for a browser extension (plug-in); enables extensions to store a local cache of user data; saved in an SQLite Database format and can be opened by SQLite programs.
.MDF File Extension Media Disc Image File Disk Image Alcohol Software Unknown CD or DVD data saved as a disc image by a disc authoring program such as Alcohol 120%; similar to an .ISO file, but saved in a different format; actual disc data is stored in the MDF file, while the header and track information is stored in a corresponding .MDS file.
.MDB File Extension Microsoft Access Database Database Microsoft Binary Database file created by Microsoft Access, a widely-used desktop relational Database program; contains the Database structure (tables and fields) and Database entries (table rows) as well as data entry forms, queries, stored procedures, reports, and Database security settings.
.MDB File Extension Microsoft Access Database Database Microsoft Binary Database file created by Microsoft Access, a widely-used desktop relational Database program; contains the Database structure (tables and fields) and Database entries (table rows) as well as data entry forms, queries, stored procedures, reports, and Database security settings.
.MAT File Extension MATLAB MAT-File Data The MathWorks Binary Binary data container format used by MATLAB; may include arrays, variables, functions, and other types of data; can be saved in different formats by choosing a version within the MATLAB Preferences (select General → MAT-Files).
.MDX File Extension Extended Media Descriptor File Disk Image DT Soft Binary Disc image file created by DAEMON Tools, a utility used to create CD and DVD disc images and emulate the original discs as virtual drives; contains both the disc volume formatting metadata and the disc data.
.MWB File Extension MySQL Workbench Document Database MySQL Binary Database Document created by MySQL Workbench, a graphical interface used for creating and administering MySQL Databases; saves a Database design, called an EER (Enhanced Entity-Relationship) model; defines tables, views, routines, privileges, and other constructs for a Database.
.MPD File Extension Microsoft Project Database Database Microsoft Binary Database file created by Microsoft Project, a program used for project management; contains project data stored in a Microsoft Access-compliant format; used to save and load an entire project in a relational records-based Database format.
.MSB File Extension Oracle Binary Message File Data Oracle Binary File used by Oracle relational Database management software; saves application messages, typically errors, generated by the software; saved in a binary format, which allows quicker message lookup; acts as a readable log file for program alerts.
.MYD File Extension MySQL Database Data File Database MySQL Unknown Database file created with MySQL, a popular open source Database management system; contains the actual data stored within the rows of the Database.
.MAF File Extension Mutation Annotation Format File Data National Cancer Institute Text Text File created in the Mutation Annotation Format (MAF), a file format used to capture mutations in cells; saves cell and genome information using tab-delimited text; used in cancer studies for capturing somatic mutations and single-nucleotide polymorphism (SNPs).
.MAR File Extension Mozilla Archive Misc Mozilla Binary Application update file used by Mozilla programs such as Firefox, Thunderbird, and SeaMonkey; contains files that update the program to a new version; run by the Mozilla update program (update.exe in Windows), which is included with Mozilla software installations; stored in a custom file format, but Mozilla has made the specification publically available.
.MUD File Extension Mudbox 3D Scene File 3D Image Autodesk Unknown 3D Image created by Mudbox, a 3D digital sculpting and painting application; saves a 3D Model with textures and lighting information; can include multiple sculpt and paint layers; can also incorporate models (.OBJ, and .FBX) created in other 3D software tools such as Maya.
.MLB File Extension MyLabel Designer Deluxe Project File Data Avanquest Software Binary Label design project file created by MyLabel Designer Deluxe, a program used for design label Page Layouts and printing them; can include graphics, text, and template fields that are filled by a corresponding data table, which is in spreadsheet format.
.MARSHAL File Extension Marshal Data Migration Model File Database RISE to Bloome Software XML Data model file created by Marshal Editor, a tool used for migrating, integrating, and archiving data; contains an XML specification for data sets that have been imported or exported; used for storing data migration settings between multiple Databases; also used for executing scheduled jobs with the Marshal Archiver tool.
.MAS File Extension rFactor Track File Game Image Space Binary Game File used by rFactor, a racing simulation Game; stores the asset files for a racing track map and includes files for both the structure and the appearance of the track; can be modded to create custom tracks, but modding is only for advanced users.
.MMW File Extension AceMoney Money File Data MechCAD Software Binary Data File created by AceMoney, a personal finance tracking application; may contain account information, transactions, investment portfolio data, and other financial information; can be used for generating in-depth or summary-level reports.
.MSM File Extension Windows Installer Merge Module Settings Microsoft Binary Database of a "merge module" that contains installation settings and properties for a specific software installer; includes files, resources, registry entries, and setup information; often contained within an .MSI file.
.MRG File Extension MySQL Merge File Database MySQL Unknown Database file used by MySQL, a free, open source relational Database program; contains the names of tables that are used as a single table in a MySQL merge table scheme; created by the MySQL MERGE storage engine.
.MDE File Extension Compiled Access Add-in File Plugin Microsoft Binary Add-in file used by Microsoft Access, a program used for managing relational Databases; stores the compiled version of an .MDA file, which contains Visual Basic for Applications (VBA) source code; protects the contents of the add-in by storing it in a compiled, binary format.
.MDA File Extension Access Add-in Plugin Microsoft Unknown Add-in file used by Microsoft Access, a desktop Relational Database Management System (RDBMS) application; contains source code written in the Visual Basic for Applications (VBA) Language; used for adding functionality, such as automated functions and queries, to the software.
.MDW File Extension Access Workgroup File Misc N/A Unknown Stores usernames and passwords of users allowed to open a specific Access Database; must be linked to an Access Database to be effective.
.MAV File Extension Access View File Database Microsoft Unknown Shortcut file created by Microsoft Access, a relational Database desktop program for Windows; stores a query that returns the results as a virtual table; used for saving a view shortcut; can be opened by double-clicking the file.
.MAQ File Extension Microsoft Access Query Database Microsoft Unknown Shortcut file created by Microsoft Access, a desktop relational Database program; contains a shortcut to an SQL query created in the software; can be double-clicked to open Access and run the query; often saved to the desktop.
.MYI File Extension MySQL MyISAM Index File Data N/A Unknown Index of a MyISAM table created within a MySQL Database; defines the structure of the table and includes a counter in the header that shows whether or not the table has been closed properly.
.MAD File Extension Electronic Arts Madcow Movie File Game Electronic Arts Unknown Video File used by a variety of Games developed by Electronic Arts, such as the Need for Speed series and select Sims Games; contains audio and video data used to play title and logo sequences, opening Movies, in-Game cutscenes and other Movies.
.MGSPOT File Extension MacGourmet Spotlight MetaData File Data Mariner Software Unknown File created by MacGourmet Deluxe, an application used for organizing personal recipes and cookbooks; contains metadata enabling the Spotlight tool on your Mac operating system to search information contained in the .MGDATABASE file; not meant to be manually opened.
.MAG File Extension Magic Circuit Layout File Data Open Circuit Design Binary Circuit design created by Magic, a tool used to create Very Large Scale Integration (VLSI) layouts; contains a circuit design, which incorporates data buses and components, as well as design verification information that ensures the circuit is designed correctly.
.MUF File Extension Alpha Five License File Data Alpha Software Unknown License file used by Alpha Five, a program used to create Web applications; contains data that identifies the maximum number of users that can open a Database; used to track and control the number of concurrent Database users.
.MAW File Extension Access Data Access Page Database Microsoft Unknown Document created by the Microsoft Access desktop relational Database software; may include hyperlinks, text fields, and submit buttons; used as a front-end for accessing the data in an Access Database.
.MDT File Extension Microsoft Access Data File Data Microsoft Binary Data File used by Microsoft Access, a relational Database management system (RDBMS) for desktop computers; stores data used for the software and may include data for software add-ins.
.MDT File Extension Microsoft Access Data File Data Microsoft Binary Data File used by Microsoft Access, a relational Database management system (RDBMS) for desktop computers; stores data used for the software and may include data for software add-ins.
.MDZ File Extension Access Wizard Template Data N/A Unknown Database template used by Microsoft Access wizard; typically included in the MS Access installation.
.MDN File Extension Blank Access Database Template Database N/A Unknown Database template without any data, used for designing Access Databases.
.MDBHTML File Extension Microsoft Access Database HTML File Database Microsoft Unknown HTML version of Database created by Microsoft Access, a desktop Database application; contains HTML source code generated from the Database schema and populated data; used for viewing a Database in an HTML format.
.MBK File Extension dBASE IV Multiple Index Backup File Backup dataBased Intelligence Unknown Backup file created by dBase, a program used for developing Database-driven Web applications; contains a Backup of an .MDX index file and can be used for restoring the multiple index file in the event it becomes corrupted.
.NDX File Extension dBASE Index File Data N/A Unknown Index file that defines the structure and fields of a Database; consists of a header followed by a B-tree, which contains a root, branch, and leaf nodes; used primarily by dBASE, but may be recognized by other Database programs.
.NBP File Extension Mathematica Player Notebook File Data Wolfram Research Text Notebook file created by Mathematica, a program used for scientific and mathematical computations; may contain text, graphics, sound, calculations, and user interface components; used to store Analysis results as an interactive Document.
.NV2 File Extension NewViews 2 Database File Database Q.W. Page Associates Binary Database file created by NewViews 2 (also referred to as NV2), a Windows program used for business accounting; stores company financial information such as payroll, expenses, revenue, and transactions; used for storing and tracking company accounting data.
.NTX File Extension Clipper Index File Data Clipper Unknown Database index file that defines the structure and fields of a Clipper Database; similar to an .NDX file, but allows for longer search key expressions and stores data in ASCII format.
.NYF File Extension myBase Database File Database Wjj Software Unknown Data File saved by myBase, a free-form Database system; can store unstructured text, formatted Documents, images, Web pages, e-mails, and other files.
.NSF File Extension NES Sound Format File Audio N/A Unknown Music File from an original Nintendo (NES/Famicom) Game; allows music from Nintendo Games to be played without loading the actual Game; can be opened by a variety of NSF players.
.NDF File Extension SQL Server Secondary Database File Database Microsoft Unknown Secondary Database file used by Microsoft SQL Server; created when the primary .MDF Database becomes too large (such as when there is no disk space left); may also be manually added to the SQL Server File Group to distribute data between the two files.
.NS4 File Extension Lotus Notes 4 Database Database IBM Binary Database file created by Lotus Notes 4.x; contain a list of Contacts, text Notes, e-mail messages, Calendars, and other information; stores structured data for personal and business organizational management.
.ORA File Extension Oracle Database Configuration File Database Oracle Text Text File used by Oracle Database, an enterprise-level relational Database management system (RDBMS); contains Database configuration parameters; used for storing system-wide defaults and for fine-tuning Database performance.
.OV2 File Extension TomTom Points of Interest Database GIS TomTom Unknown Database of locations called "points of interest" that can be overlaid on a TomTom navigation map; may be created manually with TomTom Navigator (using a Pocket PC device) or by converting an existing Database to the TomTom Navigator format with TomTom HOME.
.OMP File Extension OpenMind Windows Document Page Layout MatchWare Unknown Mind map Document created and used by MindView (formerly OpenMind), an application used to visually brainstorm and present ideas; contains a map with one or more ideas, which includes text, Shapes, branches, and other mind map elements.
.ODB File Extension OpenDocument Database Database OASIS Zip File created by Apache OpenOffice Base (OOBase), an open source desktop relational Database program; formatted according to the OpenDocument standard; stores an archive of data files that comprise the Database; used to save structured information such as tables and records.
.ODB File Extension OpenDocument Database Database OASIS Zip File created by Apache OpenOffice Base (OOBase), an open source desktop relational Database program; formatted according to the OpenDocument standard; stores an archive of data files that comprise the Database; used to save structured information such as tables and records.
.OQY File Extension Excel OLAP Query File Database Microsoft Unknown Query file used by Microsoft Excel, a spreadsheet application; saves an OLAP query that can be run to populate an Excel PivotTable from an external Database or from a "cube" data source; allows users to import and refresh data in the spreadsheet.
.OYX File Extension Approach Alternate Database Index Backup N/A Unknown Alternate or Backup Database index (.ADX) file created by Lotus Approach; used in case the main index file becomes corrupted
.OEB File Extension Outlook Express Backup Wizard File Backup QSX Binary Backup of an Outlook Express e-mail Database created by the Outlook Express Backup Wizard; creates a complete Backup of all Outlook Express files, including accounts, identities, e-mail messages, attachments, address books, message rules, lists of blocked senders, and signatures.
.ORX File Extension RadiantOne VDS Database Schema Database Radiant Logic XML Database schema the defines the structure of a Database used by the Radiant One Virtual Directory Server (VDS); may be captured from an existing Database using the Database Schema Extractor and can be modified using the Schema Manager within RadiantOne.
.OWC File Extension OutWit Catch Database Database OutWit Technologies Unknown Search Database or "collection basket" generated by Outwit, an application for extracting and organizing data from online sources; used during the Web harvesting process when content is gathered by Outwit.
.OMCS File Extension Office Manager Access File Data Krekeler Unknown Text File that contains a link to an Office Manager Document Archive (.OMP file) stored on a SQL Server; saves the access parameters for the SQL Server; used for connecting to the Database.
.OCE File Extension Open Catalog Extension Connection File Settings Oracle Unknown Database connection file used by the Hyperion Intelligence Database management system (DBMS); defines the connection software, type of Database, username, password, host, data retrieval method, and optional Database name.
.PDB File Extension Program Database Database N/A Unknown Database file used by several applications, including Pegasus, Quicken, MS Visual Studio, and Palm Pilot software; stores data in a structured format; typically installed with the corresponding application.
.PDB File Extension Program Database Database N/A Unknown Database file used by several applications, including Pegasus, Quicken, MS Visual Studio, and Palm Pilot software; stores data in a structured format; typically installed with the corresponding application.
.PDB File Extension Program Database Database N/A Unknown Database file used by several applications, including Pegasus, Quicken, MS Visual Studio, and Palm Pilot software; stores data in a structured format; typically installed with the corresponding application.
.PPF File Extension Picture Publisher Image File Raster Image Corel Binary Image file created by Corel Picture Publisher, a program previously owned by Micrografx; contains a bitmap image; can be created and edited with various text, drawing, and painting tools in Picture Publisher.
.PRG File Extension Program File Executable N/A Unknown Program file used by various applications; may be an executable function or script that can be run within another program; may also be a text file that contains source code, which can be compiled into an executable program.
.PD5 File Extension Windows Live Photo Gallery Information File Data Microsoft Binary Database file created by Windows Live Photo Gallery, a program used for managing home photos and Movies; stores metadata about personal images and videos; used to track information on personal media files.
.PD4 File Extension Clone Manager Primer File Data Sci-Ed Unknown Primer file created by Clone Manager, a program used for cloning simulation, enzyme operations, graphic map drawing; contains a primer sequence, source molecule information, a primer name, primer criteria, a description, and Notes information.
.PHM File Extension Pro Home Manager Data File Data Pro Home Manager Unknown Database used by Pro Home Manager, a home maintenance and inventory management program; may include maintenance schedules, appointment reminders, service contracts, and a list of household assets.
.PC File Extension Personal Composer File Data Personal Composer Unknown Musical Score created with Personal Composer, a music notation, MIDI, sequencing, and publishing program; can be created using the software interface or recorded from a MIDI instrument.
.PAD File Extension ACT! Database Pointer File Misc The Sage Group Unknown Shortcut file used by the ACT! customer relationship management (CRM) software; contains a pointer to the actual ACT! Database files, which are stored in .ADF and .ALF files; often used as a desktop shortcut for opening the Database.
.PMR File Extension Avid Persisent Media Record File Data Avid Technology Binary Media Database file created by Avid video editing and finishing applications; saves an index of information about Media Objects (MOB), which are the assets used by the editing project; enables the software to keep up-to-date information on audio and video resources.
.PSR File Extension Powersoft Report File Page Layout Sybase Binary Report generated by Sybase products, such as PowerBuilder, InfoMaker, or DataWindow Builder; stores a report template that has been filled with Database information; used to store reports and send them over email.
.PSA File Extension Unreal Engine Skeletal Animation File 3D Image Epic Games Binary File used by the Unreal Engine, a 3D gaming engine used to develop first-person shooter Games such as Unreal Tournament; contains 3D Model Animation settings for a .PSK file; used by the Unreal Engine to animate imported 3D Models.
.PIX File Extension PCI Geomatics Database File GIS PCI Geomatics Binary PCIDSK file (PCI Geomatics Database File) created by Geomatica, a geomatics program used for processing and analyzing geographic images; contains spatial information split across multiple image channels; often used for storing small to very large geospatial data sets, such as satellite images.
.PDE File Extension Processing Development Environment Source Code File Developer Processing Text Source Code file written in the Processing programming Language; may contain functions, variables, and other programming constructs; used for storing Processing programs, called "sketches," and running them within the Processing IDE; can be used for programming images, Animations, and interactions.
.PTH File Extension 4D Path Document Misc 4D Unknown Contains connection configuration information for a 4D Server Database; may include the Server name and location, username, and password; enables access directly from a 4D client machine
.PJX File Extension FoxPro Project Developer Microsoft Unknown Project created by FoxPro Database development software; may contain programs, menus, reports, labels, forms, and library files.
.PSM File Extension Protracker Studio Module Audio N/A Unknown Tracker format used by Protracker Studio; contains tracks and song patterns that can be played back by an audio tracker.
.PWA File Extension Password Agent File Compressed N/A Unknown Secure encrypted Database file format created by Password Agent; used to store passwords, secret Notes, and other secure information; accessible only with the correct password
.PDW File Extension pDRAW32 DNA File Data AcaClone software Unknown DNA file saved in the pDRAW32 format, which is used by molecular biology software; contains sequence data as well as the DNA name and coordinates for genetic elements on DNA plots.
.PNZ File Extension Panorama Database Set Database ProVUE Development Binary File created by Panorama, a fast Database and spreadsheet program; saves references to Database files (.PAN files) but does not store the actual Databases themselves; enables multiple Databases to be opened at once.
.PKB File Extension Oracle Package Body File Data Oracle Unknown Package body or script created with Oracle PL/SQL Database software; used by standard Oracle Databases and Oracle Database Gateway for APPC (Advanced Program-to-Program Communication).
.PKH File Extension Oracle Package File Data Oracle Unknown Package created with Oracle PL/SQL Database software; contains SQL code and scripts used for accessing information from Oracle-compatible Databases; can be run as a script.
.PQB-BACKUP File Extension Pleco Chinese Dictionary Backup File Backup Pleco Unknown Backup file used by Pleco Chinese Dictionary, a Document reader, dictionary, and flashcard program for iOS that helps users learn Chinese; stores a Backup of a flashcard Database or user dictionary.
.PHTML File Extension PHP Web Page Web N/A Text Web page that contains PHP code; parsed by a PHP engine on the Web Server, which dynamically generates HTML; often used for Database access, such as retrieving data from a MySQL Database; can be run using Apache or Windows Server with the PHP engine installed.
.PHP5 File Extension PHP 5 Web Page Web N/A Text Web page that may contain PHP code; PHP functions are parsed by a PHP engine on the Web Server, which dynamically generates HTML; often used for accessing data from a Database management system, such as MySQL.
.PDH File Extension ProntoDoc for Word Browser Display Document Template Page Layout Step Function Unknown File used by ProntoDoc for Word (PDW), a plug-in for Microsoft Word that allows users to auto-fill Document templates; stores a Document template and includes the Page Layout structure as well as template fields that are filled by data from one or more source Databases (SQL Server, SharePoint, and Oracle are supported); used for generating content conforming to the .MHT format.
.PDWR File Extension ProntoDoc for Word Conventional Document Page Layout Step Function Unknown Document used by ProntoDoc for Word (PDW), a Microsoft Word plug-in used for generating Documents; saves a Document template and includes the populated data fields that have been auto-filled from a source Database; used for rendering ProntoDoc for Word templates (.PDW files) into .DOCX, .PDF, and .XPS files.
.PDER File Extension ProntoDoc for Excel Conventional Document Page Layout Step Function Binary File used by ProntoDoc for Excel (PDE), a Microsoft Excel plug-in used for generating business Documents; stores a Document template and includes data that was populated from one or more source Databases (SQL Server, SharePoint, and Oracle are supported); used for rendering ProntoDoc for Excel templates (.PDE files) into .XLSX, .PDF and .XPS files; useful in business contexts for automatic report generation.
.QVD File Extension QlikView Data File Database QlikTech International Binary Database file used by QlikView, a business intelligence tool; saves an uncompressed "RAM image" representation of a QlikView table as it was stored in memory when open in QlikView; allows the Database to be opened and loaded into memory quickly.
.QRY File Extension Query File Database N/A Unknown Generic query file often containing Database queries written in SQL, a Language used to insert, update, or delete records from relational Databases; sometimes used to run a single query or to run multiple queries in batch; can be executed with products such as MySQL and Microsoft SQL Server.
.QPX File Extension FoxPro Compiled Query Program Executable Microsoft Unknown Executable Database query created by a FoxPro .QPR file.
.RPT File Extension Crystal Reports File Data SAP Unknown Report or output file created by Crystal Reports, a program used for business-oriented reporting; can store data from multiple sources and different types of Databases; may be interactive, giving users capabilities such as live filtering and sorting.
.RDF File Extension ArcGIS Report Document File GIS ESRI Unknown Report file created by ArcGIS Desktop, an application suite for geospatial Analysis and visualization; stores a generated report, which can include GIS statistics formatted as tabular data; generated from a report layout (.RLF) file.
.RMS File Extension Java Application Settings File Settings Oracle Unknown Preference file for a Java application; stores settings and configuration information related to the application; typically saves data in a structured Database format.
.RBF File Extension Stellar Insta Backup Image Backup Stellar Data Recovery Unknown Backup image created by Insta Backup Gold, a Windows program used to Backup and restore files; contains the Backup data of a file, folder, volume, or email Database.
.RSM File Extension WinWay Resume Deluxe Resume File Page Layout WinWay Binary Resume file created by Resume Deluxe, a program used for creating and auditing resumes; contains text, styles, images, formatting, and Page Layout data; used for creating resumes during the job application process.
.RML File Extension Redline Markup Language File CAD Autodesk XML File created by Volo View, a program used for marking up CAD Drawings; saved in an XML Format">XML Format and contains annotations and other markups that are displayed in red text when overlaid on a drawing; enables design reviewers to embed Notes in CAD Drawings.
.RSO File Extension ARIS Report Script Object File Data Software AG Unknown Script used by ARIS business reporting software; used for generating a report that evaluates the Database at the Object level (other levels are Database, Group, and Model); used for providing business intelligence Analysis.
.RSW File Extension R&R SQL Report Writer Report File Data N/A Unknown Standalone SQL Report Writer definition file used by R&R ReportWorks, a program for designing reports for data stored in Xbase (.DBF) and SQL Databases; saved in an SQL compound file format; used by Windows SQL editions Arpeggio and later.
.RGE File Extension Entourage File Archive Data Microsoft Binary Archive of items from an Entourage Database; may include mail messages, tasks, Contacts, Notes, calendar events, and project files; created using the Export command from the Entourage File menu; may be imported using the Import command.
.ROD File Extension RIB office Database File Database RIB Software Binary Database file used by RIB office, a project management application for planners and engineers in building construction, civil engineering, and road construction; stores all office data in the Progress ObjectStore Database format; used as the backend format for saving RIB office data.
.RSD File Extension Rosetta Stone Data File Data Rosetta Stone Unknown Data File created for Rosetta Stone, an interactive Language teaching program; contains Language data referenced by Rosetta Stone; contained in the "data" and "speech" folders within the Rosetta Stone .ISO file on the Language Disc; not meant to be manually opened.
.RPD File Extension RIB Project Database File Database RIB Software Binary Database file used by iTWO, an application suite used for construction planning and engineering; stores a Progress ObjectStore Database, which contains all data for an iTWO planning project; used as a backend storage format for iTWO.
.RPA File Extension RIB Project Archive File Data RIB Software Binary File created by iTWO, a construction planning and engineering software package; contains an archive of a Progress ObjectStore Database, which is the backend storage format for iTWO project data; used for creating Backups as well as archiving projects.
.ROCA File Extension RIB office Compressed Archive Data RIB Software Binary Data File created by RIB office, a project management application for planners and engineers; stores a compressed archive of the office project management data; includes schedules, Drawings, employee information, contract data, Contacts, and invoices; used for archiving snapshots of the Database.
.RMUF File Extension Alpha Five Runtime License File Data Alpha Software Unknown License file used by Alpha Five, an IDE used to develop Web applications; contains the maximum number of users that can access a Database; used by the Alpha Five runtime engine to control and track concurrent Database users.
.RDX File Extension Reflex Data File Data Borland Unknown Data File used by Borland Reflex, an early Database program developed for DOS; stores data in a flat file format.
.SDF File Extension SQL Server Compact Database File Database Microsoft Unknown Compact relational Database developed by Microsoft, also known the SQL Server Compact (SQL CE) format; designed for applications that run on mobile devices and desktops; contains the complete Database contents and can be up to 4GB in size.
.SDF File Extension SQL Server Compact Database File Database Microsoft Unknown Compact relational Database developed by Microsoft, also known the SQL Server Compact (SQL CE) format; designed for applications that run on mobile devices and desktops; contains the complete Database contents and can be up to 4GB in size.
.SDF File Extension SQL Server Compact Database File Database Microsoft Unknown Compact relational Database developed by Microsoft, also known the SQL Server Compact (SQL CE) format; designed for applications that run on mobile devices and desktops; contains the complete Database contents and can be up to 4GB in size.
.SQL File Extension Structured Query Language Data File Database N/A Text File written in SQL (Structured Query Language); contains SQL code used to modify the contents of a relational Database; may contain statements for creating or modifying Database structures, or may contain insertions, updates, deletions, and other SQL operations.
.SID File Extension Steam Game Data Backup File Game Valve Binary Backup file created by Steam, an application used to download and manage Valve video Games on desktop computers; contains compressed Game data created by the Steam Backup feature (steamBackup.exe program); used to Backup Games to DVDs or other external media.
.SHX File Extension AutoCAD Compiled Shape File CAD Autodesk Binary Compiled shape file created by AutoCAD, a 2D and 3D design and engineering application; may contain shape definitions as well as font definitions for displaying custom text; supports many Type 1 PostScript fonts; used for storing smaller building blocks and fonts that are frequently inserted in Drawings.
.SDB File Extension SAP2000 Model File 3D Image Computers and Structures Unknown 3D Model created with SAP2000, a structural Analysis and design program; contains structural model definitions, material and section properties, static and/or dynamic Analysis parameters, and design data.
.SDB File Extension SAP2000 Model File 3D Image Computers and Structures Unknown 3D Model created with SAP2000, a structural Analysis and design program; contains structural model definitions, material and section properties, static and/or dynamic Analysis parameters, and design data.
.SDB File Extension SAP2000 Model File 3D Image Computers and Structures Unknown 3D Model created with SAP2000, a structural Analysis and design program; contains structural model definitions, material and section properties, static and/or dynamic Analysis parameters, and design data.
.SDB File Extension SAP2000 Model File 3D Image Computers and Structures Unknown 3D Model created with SAP2000, a structural Analysis and design program; contains structural model definitions, material and section properties, static and/or dynamic Analysis parameters, and design data.
.SQLITEDB File Extension SQLite Database Database SQLite Binary Database file stored using SQLite, a Database engine often used to create embedded SQL-based Databases; stores data using records, which contain data types and values; most commonly used for storing contact information on iPhone devices.
.SWI File Extension SWiSH Project File Video SWiSHzone.com Unknown Flash project developed with Swish, an easy-to-use Flash authoring tool; can be used to create basic Flash Animations, interactive Flash programs, and Web-oriented Flash projects that can access Database information; may also be used to convert video and PowerPoint files to Flash Documents.
.SQLITE File Extension SQLite Database File Database SQLite Binary Database created with SQLite, a self-contained, embedded Database management system (DBMS); stores data in tables, which may each contain multiple fields and data types; can be accessed via SQL commands using any system that supports SQLite.
.SAS7BDAT File Extension SAS Data Set File Database SAS Institute Binary Database storage file created by Statistical Analysis System (SAS) software to store data; contains binary encoded datasets used for advanced analytics, business intelligence, data management, predictive analytics, and more.
.SFD File Extension Spline Font Database File Font FontForge Text Font File created in the Spline Font Database (SFD) format, which is the native format used by FontForge font editing software; describes one or more fonts in an ASCII text format; used for Documenting and editing fonts.
.SLDTM File Extension SDL Translation Memory File Data SDL Unknown Data File created by SDL Trados Studio Language translation software; stores a "translation memory," which is a linguistic Database that saves translation data as a user Translates written information; includes "100% matches" as well as "fuzzy matches."
.SBD File Extension Office Accounting Company Data File Data Microsoft Binary Company accounting Database created by Microsoft Office Accounting, a program used for online banking; contains company bank account data, payroll, bills, and other financial information; used to track financial data for businesses online.
.SLK File Extension Symbolic Link File Data Microsoft Text File format created by Microsoft to transfer data between spreadsheet programs and other Databases; contains lines of text delimited by semi-colons that specify the cell row, column, formatting, and content; stored in an ANSI text format.
.SBV File Extension YouTube Captions File Settings Google Text File used by YouTube Videos to display Subtitles" title="Subtitles">Subtitles or closed captions; contains one or more captions in a Plain Text format; specifies an ID, start and end time (using an H:MM:SS.000 format), and text for each caption.
.SQLITE3 File Extension SQLite 3 Database File Database SQLite Binary Database file stored in the SQLite 3 format; contains structured data records, which contain data types and values; often used for storing embedded SQL-based Databases for iPhone apps and other mobile applications.
.STC File Extension Contribute Connection Key File Web Adobe Systems Unknown Connection file created by Contribute, an Adobe program used for website development and publishing; saves the remote host, the connection protocol (e.g., FTP, SFTP, etc.) and the username; enables users to reuse connection information and distribute it among website developers.
.SBF File Extension Android System File System N/A Binary System file used by Google Android devices, such as Motorola DROID 2 and DROID X Mobile Phones; contains all phone data as it was originally configured from the factory; enables the phone to be set to the original factory settings.
.STDL File Extension Swift To-Do List Database Data Dextronet Binary Data File created by Swift To-Do List, a personal organization software used for recording to-do lists; saves a Backup of the to-do Database, and includes one or more to-do lists which can include one or more tasks; stores the description, priority, type, and due date for each task.
.SDZ File Extension Spring Content Package Game Spring Zip File used by Games developed with Spring, a real-time strategy (RTS) Game engine; saves Game files in a compressed .ZIP format, but uses the ".sdz" extension; used for maps, graphics, computer artificial intelligence (AI) scripts (.LUA files), and other Game content.
.SPQ File Extension SPSS Database Query File Database IBM Unknown File created by SPSS data mining and statistical Analysis software; saves a query to a Database; specifies the ODBC Database type (e.g., MS Access, dBASE, Excel file), the data fields to extract, and transformations that write the data to the desired format.
.SCX File Extension Microsoft Game Scenario File Game Microsoft Unknown Scenario file used by Microsoft real-time strategy Games; contains level or campaign data for specific missions; typically installed within the same directory as the Game itself.
.SQR File Extension SQL Program File Data N/A Unknown Program that contains functions and commands written in the Structured Query Language SQL; may be used by various Database programs that recognize SQL queries.
.SCT File Extension Windows Scriptlet Executable Microsoft Text Script used to create a Component Object Model (.COM) component; may be written in various scripting Languages such as VBScript, JavaScript, or JScript; runs itself in Windows if the Windows Scripting Host is installed.
.STR File Extension dBASE Structure List Object File Data dataBased Intelligence Unknown Text File that defines the structure of a dBASE Database; contains a list of all objects that can be included in the Database file; includes the number, names, and widths of each field in the Database.
.SSD File Extension WindowBlinds Skin File List Misc Stardock Unknown Text File that contains a list of skins within a WindowBlinds skin (.WBA) file; includes the number of skins and the title and filename of each skin; serves as a pointer to the corresponding .UIS and .SSS skin files.
.SPR File Extension Half-Life Sprite File Raster Image Valve Binary Small image file that represents a character or object in Half-Life, a Game" title="3D Action Game">3D Action Game; saved in a proprietary Bitmap Format">Bitmap Format and are typically located in the the "half-lifevalvesprites" folder.
.SQB File Extension SQL Backup SQL Server Backup File Backup Red Gate Unknown Backup of an MS SQL Server Database file created with Red Gate SQL Backup, a SQL Database Backup tool; may be compressed up to 95% and encrypted using 256-bit AES encryption; can be restored using the Red Gate SQL Backup program.
.SDO File Extension Signed Document Encoded Signere.no Text Document created by Signere.no, a secure signature Database; contains a signed Document that indicates who signed it and when the signature was written; can be viewed through their portal or downloaded from Signere.no.
.SBQ File Extension Superbase QuickReports File Data Superbase s Binary File used by Superbase, a Database program that enables client/Server applications over a network; contains a custom data query that is used to retrieve a specified subset of data from the Database; may be edited in the Report Designer in Superbase.
.SBT File Extension SBT Subtitle File Video URUWorks Unknown Subtitle file saved in the SBT format; contains Subtitle text and timing information that defines when each Subtitle should be displayed and for how long; typically saved along with a corresponding video file.
.SYLK File Extension Microsoft Symbolic Link File Data Microsoft Text Symbolic link file created by Microsoft spreadsheet programs; stores lines of text that specify the cell row, column, formatting, and other content from the spreadsheet; used for transferring data between spreadsheet applications and other Databases.
.SBB File Extension Office Accounting Company Backup File Backup Microsoft Binary Company accounting Database Backup created by Microsoft Office Accounting, an online banking application for businesses; contains an uncompressed Backup of a .SBD accounting Database file; generated automatically when upgrading Office Accounting software.
.SKC File Extension SideKick Card File Data Borland Unknown Database created with Borland SideKick, an early personal information manager (PIM) program; called a "card file" since it contains a list of personal Contacts; may also include calendar events, memos, and communication archives.
.SCEXCLUDB File Extension Spring Cleaning Exclusions File Data Smith Micro Binary File used by Spring Cleaning, an application used to remove clutter from Mac systems; contains and exclusions Database for filtering searches; loaded by the Exclusions tab within the Preferences window.
.TE File Extension Textease CT Database File Database Lightbox Education Unknown Database created with Textease, an ICT (Information and Communications Technology) program designed for educational purposes; may include multiple fields that contain forms, text, images, and other data.
.TDE File Extension Tableau Data Extract File Data Tableau Software Binary Data File used by Tablaeu Desktop, a whiteboard visualization and Analysis application; contains data extracted from an external data source, such as a Microsoft Excel workbook, Microsoft Access Database, or a .CSV file; can also be extracted from a remotely connected data source.
.TDT File Extension Sim Tower Game File Game Maxis Unknown File created by Sim Tower: The Vertical Empire, a tower construction and management simulator; contains tower Gameplay data such as a bank, office, cinema, or hotel; not meant to be manually opened.
.TMD File Extension TextMaker Document Text SoftMaker Software Binary Document created by TextMaker, a word processing application that is part of SoftMaker Office; supports text, images, drawn objects, and page formatting properties; used to store authored Documents.
.TOTALSDB File Extension Totals Database File Data Kedisoft Binary File created by Totals, a program used for making invoices; saves a Database of client information, invoices, and reports; allows personal consultants and small business owners to track invoice information.
.TRM File Extension Oracle Trace Map File Database Oracle Unknown Metadata file format introduced with Oracle Database 11g, an enterprise-level relational Database management system (RDBMS); saves structural information about the records stored in a trace (.TRC) file; enables tools to process trace files more easily.
.TRN File Extension SQL Server Transaction Log Backup File Backup Microsoft Unknown Backup file created by Microsoft SQL Server, a relational Database management system (RDBMS) application; contains a transaction log Backup, which saves a history of committed and uncommitted Database changes since the last checkpoint.
.TWM File Extension theWord Module Data theWord Bible Software Binary Module File created by theWord (also "The Word"), a free Bible reading program; acts like a plug-in that adds features to the software, such as a new Bible translation, commentary, image, or map; uses an SQLite Database format.
.TTK File Extension Catalyst Translation Toolkit Data Alchemy Software Development Unknown Data File generated by CATALYST, a software localization program; stores Translated files in a highly optimized Database format capable of storing text or binary objects.
.TRC File Extension SQL Server Trace File Database Microsoft Unknown File created by SQL Server Profiler, which is included with SQL Server software; contains trace results of the activity of a SQL Database; can be used to analyze a sequence of Database statements.
.TRC File Extension SQL Server Trace File Database Microsoft Unknown File created by SQL Server Profiler, which is included with SQL Server software; contains trace results of the activity of a SQL Database; can be used to analyze a sequence of Database statements.
.TRD File Extension TrID Definitions Package Data TrID Unknown Database of file type definitions used by TrID, a software utility that can identify file types based on their binary signatures; saved as a separate file and can be updated by downloading new versions of the definitions library.
.TDA File Extension Palm To-Do File Data Palm Unknown To-do list created with a Palm PDA; stored in a Database format that contains several different fields for each entry; used for creating a list of tasks or "to-do" items; can be opened using Palm Desktop software.
.TTS File Extension ToolBook Translation System File Settings SumTotal Systems Text File used by the ToolBook Translation System (TTS), a localization solution for ToolBook Learning management system (LMS) software; similar to an .INI file and saves ToolBook application settings such as the source Database format and the supported Languages.
.T2 File Extension Textease 2000 File Data Lightroom Education Unknown Database created with Textease 2000, an older version of the Textease ICT (Information and Communications Technology) program; may contain custom pages, forms, text, and image data.
.USR File Extension SmartMusic Custom File Data MakeMusic Unknown Music File used by SmartMusic, a band, orchestra, and vocal music practice application; contains a customization of a SmartMusic Title; custom changes include altering tempos and cutting measures.
.UPR File Extension Fractal Parameters File Data N/A Text Data File used by fractal math and art programs such as Apophysis and Ultra Fractal; saved in a Plain Text format and contains the parameters used to generate a fractal image; often used for flame fractals; also used for sharing fractal sets with others.
.UDB File Extension Dynamics AX User Database File Database Microsoft Unknown Database file used by Microsoft AX business management software; contains a list of users, the Component Object Model (COM), and the Application Object Server (AOS); also includes Database connections and the types of connections.
.URR File Extension Uniface Signatures File Misc Compuware Unknown File used by Uniface, a fourth generation programming Language relational Database management program; contains signatures for the application; used to activate software program features.
.VBT File Extension Spyware Doctor Temporary Scan File Misc PC Tools Binary Temporary File created by Spyware Doctor, a virus, spyware, and threat scanning program; contains sections of files and archives that include possibly malicious code; generated during each virus scan and saved in the C:Program FilesSpyware Doctoravdb emp directory; AVDB stands for AntiVirusDatabase.
.VDB File Extension Symantec Virus Database File Data Symantec Binary Virus Database file used by Symantec AntiVirus, a program that protects company computers against viruses; contains virus definition updates; used to distribute virus definitions from an AntiVirus Server to clients when new viruses are discovered.
.VCX File Extension Virtual Disc Definition File Disk Image H+H Software Binary File created by Virtual CD Editor, a disc editing program included with the Virtual CD software; saves the list of files that will be burned to the disc; used for creating the disc image, which is comprised of a .VC4 file and .000, ".001," ".002," etc. data files.
.VAL File Extension Valodas Dictionary File Data Valodas Unknown Dictionary of words used by "valodas," a free Language Learning software program; features word Learning, repetition, and spelling help; the dictionary file can be edited and updated by the user.
.V12 File Extension All The Right Type Database File Database Ingenuity Works Binary Database file used by All The Right Type, an educational program used to teach students keyboard typing skills; stores teacher and student performance records; enables teachers to track progress and create reports; generally handled in the background by the software and not manually opened or edited by the user.
.WDB File Extension Microsoft Works Database Database Microsoft Binary Database created with the Microsoft Works Database program; similar to an Access Database (.MDB file), but with more limitations; uses a proprietary Data Format that cannot be opened by MS Access.
.WDB File Extension Microsoft Works Database Database Microsoft Binary Database created with the Microsoft Works Database program; similar to an Access Database (.MDB file), but with more limitations; uses a proprietary Data Format that cannot be opened by MS Access.
.WIXOBJ File Extension WiX Object File Developer Outercurve Foundation Text Object file created by the WiX toolset, a Windows installer developing program; contains multiple sections that hold symbols and references to other symbols; comprised of <table>, <row>, and <field> elements holding data that is placed into the Windows Installer Database; created when each WiX Source file is compiled.
.WFM File Extension dBASE Form Data dataBased Intelligence Unknown Form used for entering and modifying data in a dBASE Database
.WRK File Extension Cakewalk Music Project Audio Cakewalk Unknown Project File created by Cakewalk, an audio production application; may split the production across multiple tracks and can include MIDI data, references to Audio Files, fader settings, tempos, audio effects, and other settings.
.WSPAK File Extension WebsitePanel Backup File Backup WebsitePanel Zip Backup file created by WebsitePanel, a portal application used for managing Windows Server applications such as IIS, SQL Server, Exchange, and Hyper-V; saves a Backup of Databases, settings, and other files on the Server; can be used for migrating files to a new Server; most often used by system administrators.
.WMDB File Extension Windows Media Database File Database Microsoft Unknown Library of media files located by Microsoft Windows Media Player; contains a list of references to audio and video files located by Windows Media Player after scanning the hard disk for media files; typically named "CurrentDatabase_###.wmdb."
.XML File Extension XML File Data N/A XML XML (Extensible Markup Language) data file that uses tags to define objects and object attributes; formatted much like an .HTML Document, but uses custom tags to define objects and the data within each object; can be thought of as a text-based Database.
.XDB File Extension PowerDesigner Database Definition File Database Sybase Unknown Contains information about a PowerDesigner Database (.PDM) file; may be the default definition file included with PowerDesigner or a custom file created by the user; required for a PowerDesigner Database file to open correctly.
.XDB File Extension PowerDesigner Database Definition File Database Sybase Unknown Contains information about a PowerDesigner Database (.PDM) file; may be the default definition file included with PowerDesigner or a custom file created by the user; required for a PowerDesigner Database file to open correctly.
.XOL File Extension PowerDesigner Object Language File Misc Sybase Unknown XML Object Language file used by Sybase PowerDesigner, an enterprise data modeling and Database design program; contains contain specifications for a particular object Language, including syntax templates, stereotypes, data types, and constants; enables PowerDesigner to interpret object-based programming Languages by reverse engineering the source code.
.XDL File Extension Oracle Expert Definition Language File Text N/A Unknown Defines the classes and structures of other files created by the Oracle Expert Database optimization program; created whenever a Database, environment, instance, schema, or workload data is exported by Oracle Expert.
.XEM File Extension eManager Metered Units Settings N/A Unknown Defines metered units and credits used by eManager, a modular system for procedures and quality and risk control.
.XMP File Extension Extensible Metadata Platform File Misc Adobe Systems Unknown Contains metadata that describes a file, such as an image, Database, or Web Document; may include a file description, title, keywords, author and copyright data, and other information; saved in a standard format that can be searched by XMP-compatible applications.
.XLGC File Extension ExpressK Database File Data Prosystech Unknown Database format used by ExpressK, a key management program designed for small businesses; includes a list of locks, keys, and users; may also include building diagrams and equipment maintenance schedules.
.XST File Extension WebSphere Query Template Settings IBM XML File used by WebSphere Application Server, a Server program that hosts Web applications; contains an SQLtoXML Java class, Database connection information, and an SQL query; used to generate XML data from SQL Database queries.
.XLD File Extension Excel Database File Database Microsoft Binary Database file created by older versions of Microsoft Excel, including Excel 5.0 and Excel 95; stores structured data in a proprietary format that is no longer supported by recent versions of the software.
.X4K File Extension XML4King Configuration File Settings Optimal Performance Text File used by XML4King, a program used to convert .XLS or .CSV files from Microsoft Excel into .XML files that are usable by King Business Software; contains a collection of field mappings that map an Excel column in a source file to a field name from the King Business Software Database.
.BAU File Extension Apache OpenOffice AutoText File Settings Sun Microsystems Binary File used by Apache OpenOffice, a program suite used for word processing and creating presentations, spreadsheets, and Databases; contains a collection of text key phrases and their replacement strings; used to automatically recognize and replace phrases while typing
.BTM File Extension BizTalk Map File Data Microsoft Unknown Data mapping file used by BizTalk Server, an application designed to integrate systems and automate processes across global supply chains; contains relationships between different schemas, or Databases of information.
.BOK File Extension TestGen Testbank File Data Pearson Education Unknown Compressed "book" of questions for creating tests with TestGen; used by teachers and other educational instructors; often included on CDs that come with textbooks published by Pearson Education; may also be downloaded from the Internet.
.BCMX File Extension Business Contact Manager Customization Settings Microsoft Unknown Stores custom data from user-defined fields in an Outlook Business Contact Manager (.BCM) file; can only be imported by the Database owner or an administrator of the computer where the Database is stored.
.BLB File Extension Interactive Fiction Package Game File Game Andrew Plotkin Unknown Game package file used by Interactive Fiction (IF) interpreters such as Zoom or Spatterlight; similar to a .BLORB file; contains the story and other files that enhance Gameplay; includes resource files for sound effects, cover art, and music.
.BDB File Extension Microsoft Works Database Backup File Backup Microsoft Unknown Backup of a Database (.WDB file) created with MS Works; generated automatically by Microsoft Works as a Backup in case the original Database file becomes corrupted.
.BASEX File Extension BaseX Data File Developer BaseX Team Text and Binary File used by BaseX, an XML Database engine used for storing and managing structured XML data; may be used for the main Database table file (tbl.basex) or as a file extension for a BaseX configuration file.
.BND File Extension DB2 CLI Bind File Misc IBM Unknown Database bind file created by IBM DB2 Database software; used for binding DB2 CLI (Call Level Interface) packages to Databases that are created or migrated within DB2; stored on the Database Server and is required for accessing universal Databases.
.BTR File Extension Btrieve Database File Database Pervasive Software Unknown Database file created by Btrieve, a transactional Database program designed for speed; contains a collection of records stored in the Btrieve Database format; used to store and retrieve data as well as generate reports.
.DWG File Extension AutoCAD Drawing Database CAD Autodesk Binary A DWG file is a Database of 2D or 3D Drawings created with AutoCAD, a professional CAD program. It contains vector image data and metadata that describes the contents of the file. DWG files are related to .DXF files, which are ASCII versions of DWG files.
.3DD File Extension ArcGlobe Document GIS Files ESRI Binary GIS data file created by ArcGlobe, a visualization application used to view 3D GIS datasets; stores a reference to a geodatabase, which contains the spatial content and output results created by the softwares geoprocessing operations; can store GIS data as a collection of three-dimensional layers; used for saving and loading views of 3D GIS datasets.
.4DB File Extension 4th Dimension Database Structure File Developer Files 4D Unknown Database structure created with 4th Dimension, a software development application; contains 4D code, forms, and resource data; used during the development-cycle within 4Ds integrated software development framework.
.ACCDA File Extension Access Add-in File Plugin Microsoft Binary Add-in file used by Microsoft Access, a desktop relational database program; stores an application component written in Visual Basic for Applications (VBA); enables users to extend the softwares features.
.ACCFT File Extension Microsoft Access Data Type Template Database Microsoft Binary Database file used by Microsoft Access, a desktop relational database program; saves a template for a data type, which stores a preconfigured set of fields for a database table; can be used for re-inserting the same fields across multiple tables.
.ABCDDB File Extension Apple Address Book Contact List Database Apple Unknown File created by Address Book, a contact organization application; contains a contact list, in SQLite database format, of all the contacts stored within the Address Book application; regenerated when the Address Book application is opened; not meant to be manually opened.
.ADBLOCK File Extension Alpha Five Library Temporary File Developer Alpha Software Unknown Temporary file created by Alpha Five, an IDE that enables users to develop Web applications; contains data that prohibits database refreshing by more than one user; removed by Alpha Five after refreshing is complete.
.ATI File Extension Office Accounting Updated Company File Backup Microsoft Binary Compressed accounting database backup saved by Microsoft Office Accounting, a program used to integrate with online banking systems; stores a backup copy of a .ATE file that was sent from a company to an accountant; used to import updated data back into a companys accounting database.
.ACCDW File Extension Microsoft Access Database Link File Database Microsoft Text Link file used by Microsoft Access, a relational database program for desktop computers; contains link information for downloading an Access database file (.ACCDB file) from a Microsoft SharePoint server; enables users to share database files that are hosted remotely.
.CRYPT8 File Extension WhatsApp Encrypted Database File Database WhatsApp Unknown Encrypted database file created and used by WhatsApp Messenger, a smartphone messenger application; contains a database of chat history messages located on the SD card of Android devices.
.CBH File Extension ChessBase Database Header File Game ChessBase Unknown File created by ChessBase, a program used for replaying chess games; saves header information about played chess games; saved with several other files that together comprise the total database and must be copied with the other files in order for the database to function properly.
.CRYPT5 File Extension WhatsApp Encrypted Database File Database WhatsApp Unknown Encrypted database file created by WhatsApp Messenger, a smartphone messenger application; contains a database of past chat messages located on the SD card of the Android device running the program.
.CRYPT7 File Extension WhatsApp Encrypted Database File Database WhatsApp Unknown Encrypted database file created by WhatsApp Messenger, a smartphone messenger application; contains a database of historical chat messages located on the SD card of Android devices.
.CRYPT6 File Extension WhatsApp Encrypted Database File Database WhatsApp Unknown Encoded database file created by WhatsApp Messenger, a smartphone messenger application; contains a database of past chat messages located only on the SD card of Android devices.
.DBML File Extension Visual Studio OR Design File Developer Microsoft XML XML file created by Microsofts Object Relational (OR) Designer, which is included with Visual Studio and other Microsoft database software development tools; contains "LINQ to SQL" (Language-Integrated Query to Structured Query Language) entity classes that map to objects within a database.
.DB-WAL File Extension SQLite Database Write-Ahead Log File Database SQLite Binary Temporary database file created by SQLite 3.7.0 or later, a compact database program commonly embedded into mobile and desktop applications; saves write-ahead log (WAL) information for the database; automatically created and managed by the database.
.DBQ File Extension AutoCAD Query Set CAD Autodesk Unknown Set of SQL queries saved by AutoCAD, a professional 3D CAD application; used to access records from a database table; typically created using the Query Editor, which can be accessed through the dbConnect Manager.
.ESB File Extension Es-Builder Book File Data Season Workshop Binary File created by es-Builder, a personal information manager (PIM) software; saves a database of personal data, including contacts, tasks, notes, journal entries, and other information; can include custom data tables and data structures.
.EMBR File Extension Spatial Geodatabase File GIS GEOREID Pty Ltd Text GIS file format developed by GEOREID Pty Ltd, a company that specializes in GIS data collection, site surveying, and analysis; used to store statistical geodatabase data such as calculated lengths or volumes at a set point in time; contains information in plain text.
.GALLERYITEM File Extension SMART Notebook Gallery Item File Data SMART Technologies Binary Gallery document file used by SMART Technologies classroom management and whiteboard software; contains one or more gallery items from a teachers classroom database; may include clip art images, video, audio, .NOTEBOOK files, or other types of content; used for exporting gallery documents and sharing them over email or the Internet.
.IDC File Extension Internet Database Connector File Web Microsoft Unknown Component of Microsofts Internet Information Server (IIS) Web server that enables access to an ODBC-compliant database; contains queries that are sent to the database, which are often generated by user input via a Web page.
.JBI File Extension Motoman Robot Job File Data Motoman Text Job file created by Motoman robot programming software; contains instructions for motion and other actions that control the robot; can be programmed and simulated offline and then uploaded to the robots job database.
.JHTML File Extension Java HTML Web Page Web N/A Unknown HTML file that includes Java code; similar to a standard .HTML file, but may include Java functions that are processed on the server before the page is sent to the clients Web browser; can also access information from a database using a JDBC (Java Database Connectivity) connection.
.LOOV File Extension Smadav Virus Definitions File Misc Smadsoft Unknown Database of virus definitions used by Smadav (also "SmadAV"), an Indonesian antivirus program; contains a list of virus types and is referenced when scanning files for possible viruses.
.LFP File Extension IPRO LFP File Data IPRO Tech Text File used by IPRO Techs litigation applications, which are used to generate and review legal documents; saved in a plain text format and contains commands used for loading images from a litigation database; helps construct digital views of images in legal proceedings.
.LPDB File Extension Librarian Pro Database File Data Koingo Software Binary Data file created by Librarian Pro, a program used for organizing personal libraries of books, software, music, and movies; contains descriptive information about each item, such as the title, genre, author or artist, and a personal rating; used for storing and updating a users personal database.
.MGDATABASE File Extension MacGourmet Deluxe Database File Misc Mariner Software Binary Cookbook database file created by MacGourmet Deluxe, a program used to store and organize cooking recipes; contains a recipe collection, including each recipes ingredients, cooking or baking instructions, food category, and information source; may also store an image of the completed recipe.
.MDDBS File Extension Manic Digger Database Game N/A Binary Database used by Manic Digger, a 3D block-building game similar to Minecraft; contains saved game progress in the SQLite3 format, which includes the world built by the user; loaded by the game in order to continue a saved game.
.NS3 File Extension Lotus Notes 3 Database Database IBM Binary Database file created by Lotus Notes 3.x; contains contact information, a text notes, and calendar as well as other information; used to store structured information for collaboration with other users and for exchanging data back and forth; can be stored on a central server, which keeps users Notes databases up to date.
.OLM File Extension Mac Outlook Database File Data Microsoft Binary Database file used by Microsoft Outlook for Mac; used as the softwares internal format for storing email messages, contacts, journals, calendar data, and other user application data.
.PHP File Extension PHP Source Code File Web N/A Text A PHP file is a web page that may contain PHP (Hypertext Preprocessor) code. It may include PHP functions that can process online forms, get the date and time, or access information from a database, such as a MySQL database.
.PDM File Extension PowerDesigner Database File Database Sybase Unknown Database created with Sybase PowerDesigner, an enterprise modeling and design program; stores database information as well as references to other files, such as the database definition (.XDB) file and model definition (.XEM) files.
.PDM File Extension PowerDesigner Database File Database Sybase Unknown Database created with Sybase PowerDesigner, an enterprise modeling and design program; stores database information as well as references to other files, such as the database definition (.XDB) file and model definition (.XEM) files.
.PAN File Extension Panorama Database File Database ProVUE Development Binary Database file created by Panorama, a data manipulation application; saves data in a structured proprietary format and can be viewed in the form of a spreadsheet in the software; can be filtered, sorted, searched, and saved using the softwares highly efficient algorithms.
.PQB File Extension Pleco Chinese Dictionary Backup File Backup Pleco Unknown Backup file used by Pleco Chinese Dictionary, a Chinese document reader, dictionary, and flashcard program for iOS; stores a backup of a user dictionary or flashcard database; may contain a Websters English or Oxford E-C dictionary.
.PHP3 File Extension PHP 3 Web Page Web N/A Text Web page that may contain PHP 3 code; the PHP code within the page is parsed by a PHP engine on the Web server, which dynamically generates HTML that is sent to the users Web browser; often used in combination with a database, such as MySQL.
.PHP4 File Extension PHP 4 Web Page Web N/A Unknown Web page that may include PHP 4 code; the PHP script is parsed by a PHP engine on the Web server before being sent to the users Web browser; the script then generates HTML code, which is sent to the users browser; PHP pages are often used to access database information, such as data from a MySQL database.
.PHTM File Extension PHP-Based Web Page Web N/A Unknown Web page that contains PHP code; parsed by a PHP engine on the Web server, which dynamically generates HTML that is sent to the clients browser; often used for accessing database information.
.RODZ File Extension Ancestry Genealogical Database File Data Nethar Unknown Genealogy database used by Ancestry, a free genealogical database program; contains information about the users genealogical line; includes relative information such as names, birth dates, birthplace, and photos.
.RGN File Extension Garmin Regional Map File GIS Garmin Unknown Map data file saved in a database format; contains a map of a specific region that can be loaded by Garmin software and GPS devices; may also contain information that can be used to update a GPS devices firmware.
.RODX File Extension Ancestry Genealogical Database File Database Nethar Unknown Genealogy database used by Ancestry, a program that helps users keep track of their genealogical information; contains a users genealogical line, which includes family names, birth dates, anniversaries, photos, and birthplaces.
.SQLPROJ File Extension Visual Studio SQL Server Project Developer Microsoft XML Database development project created by Visual Studio, a Windows software development IDE; stores the schema of the database and can include SQL source code; used for creating databases for SQL Server, Microsofts relational database management system (RDBMS) software.
.SGML File Extension Standard Generalized Markup Language File Data N/A Unknown Document written in Standard Generalized Markup Language (SGML); includes tags that describe the informations structure and content; may contain multiple types of information, such as text, graphics, database information, and even audio and video data.
.VPD File Extension MikuMikuDance Vocaloid Pose Data File 3D Image MikuMikuDance Binary 3D model file used by MikuMikuDance, a dance and rhythm synchronization game; saves bone positions for a characters model, which give it a pose; can be used in a series of poses that make up a dance animation (.VMD file).
.BXL File Extension Accelerated Designs PCB Library File CAD Accelerated Designs Binary Electronics data file created in Accelerated Designs BXL format (referred to as the Xlator DataBase format); can specify both PCB footprints and schematic symbols; used for distributing PCB information in a vendor neutral format.
.DB.JOU File Extension Patran Journal File Data MSC Software Text Journal created by MSC Patran, a pre and post-processing program for Finite Element Analysis (FEA); contains any commands related to the database that have been executed while creating a specific model; its similar to the .SES file but includes every command for all the sessions of the model and the specific database.

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