Developer Files
The Developer Files category contains files related to software development. These include programming project files, source code files, code libraries, header files, and class files. Compiled objects and components are also included in this category.
Common developer file extensions include .C, .CS, .M, and .JAVA.
| Extension | File Type | Popularity |
|---|---|---|
| .AWK | AWK Script | 4.6 |
| .APPXBUNDLE | Windows App Bundle | 4.5 |
| .UNITY | Unity Scene File | 4.5 |
| .LGO | Logo Instructions File | 4.4 |
| .MQ5 | MQL5 Source Code File | 4.4 |
| .IN | Autoconf Input File | 4.3 |
| .SCRIPTTERMINOLOGY | AppleScript Script Terminology File | 4.3 |
| .RBXL | Roblox Location | 4.3 |
| .CS | C# Source Code File | 4.3 |
| .SB | Scratch Project File | 4.3 |
| .SB3 | Scratch 3.0 Project | 4.3 |
| .SB2 | Scratch 2.0 Project File | 4.3 |
| .KT | Kotlin Source Code File | 4.3 |
| .PYD | Python Dynamic Module | 4.3 |
| .IPR | IntelliJ IDEA Project File | 4.3 |
| .RBXM | Roblox Model | 4.2 |
| .APPX | Windows App Package | 4.2 |
| .INO | Arduino Sketch | 4.2 |
| .CLASS | Java Class File | 4.2 |
| .YPR | BYOB Project File | 4.2 |
| .KV | Kivy Language File | 4.2 |
| .GITATTRIBUTES | Git Attributes File | 4.2 |
| .XQ | XQuery File | 4.2 |
| .PY | Python Script | 4.2 |
| .CPP | C++ Source Code File | 4.1 |
| .GCH | Precompiled Header File | 4.1 |
| .LUC | Compiled Lua Source File | 4.1 |
| .TRX | Visual Studio Test Results File | 4.1 |
| .MM | Objective-C++ Source File | 4.1 |
| .C | C/C++ Source Code File | 4.1 |
| .GM81 | Game Maker 8.1 Project File | 4.1 |
| .VBP | Visual Basic Project File | 4.0 |
| .ASM | Assembly Language Source Code File | 4.0 |
| .PAS | Delphi Unit Source File | 4.0 |
| .TS | TypeScript File | 4.0 |
| .ARSC | Android Package Resource Table | 4.0 |
| .MD | Markdown Documentation File | 4.0 |
| .SC | Scala Worksheet | 4.0 |
| .GS | Google Apps Script | 4.0 |
| .CAPROJ | Construct Project File | 4.0 |
| .HAS | Haskell Script | 4.0 |
| .YMP | YaST Metapackage File | 4.0 |
| .SLOGO | StarLogo Project File | 4.0 |
| .PH | Perl Header File | 4.0 |
| .TT | Visual Studio Text Template | 4.0 |
| .DSGM | DS Game Maker Project | 4.0 |
| .AIDL | Android Interface Definition Language File | 4.0 |
| .LUA | Lua Source Code | 4.0 |
| .B | BASIC Source File | 4.0 |
| .PWN | Pawn Source Code File | 4.0 |
| .XAP | XACT Project | 4.0 |
| .PO | Portable Object | 4.0 |
| .RS | Rust Source Code File | 4.0 |
| .PBG | Pixel Bender Graph File | 4.0 |
| .CC | C++ Source Code File | 3.9 |
| .MF | Java Manifest File | 3.9 |
| .SWC | Flex Components Archive | 3.9 |
| .CONFIG | Configuration File | 3.9 |
| .SWIFT | Swift Source Code File | 3.9 |
| .JAVA | Java Source Code File | 3.9 |
| .VDPROJ | Visual Studio Setup and Deployment Project | 3.9 |
| .R | R Script File | 3.9 |
| .PATCH | Patch File | 3.9 |
| .HPP | C++ Header File | 3.9 |
| .FS | Visual F# Source File | 3.9 |
| .GMK | GameMaker Project File | 3.9 |
| .COD | Compiled Source Code | 3.9 |
| .HS | Haskell Script | 3.9 |
| .DOX | Visual Basic Binary UserDocument | 3.9 |
| .Y | Yacc Source File | 3.9 |
| .CAPX | Construct Compressed Project File | 3.9 |
| .OCX | ActiveX Control | 3.9 |
| .NK | NUKE Script | 3.9 |
| .ISE | InstallShield Express Project File | 3.9 |
| .SWD | Flash Debug File | 3.9 |
| .ML | ML Source Code File | 3.9 |
| .GMX | GameMaker File | 3.9 |
| .YML | YAML Document | 3.9 |
| .RESOURCES | Visual Studio Resource File | 3.9 |
| .SMALI | Android Smali Assembly Language File | 3.9 |
| .S | Source Code File | 3.9 |
| .V12.SUO | Visual Studio 2013 Solution User Options File | 3.9 |
| .DEF | Module-Definition File | 3.9 |
| .CD | Visual Studio Class Diagram | 3.9 |
| .RES | C++ Complied Resource Script | 3.9 |
| .SO | Shared Library | 3.9 |
| .CSPROJ | Visual Studio C# Project | 3.9 |
| .BBC | BBC BASIC Data File | 3.9 |
| .FBP | wxFormBuilder Project | 3.9 |
| .BET | BETA Source File | 3.9 |
| .PROTO | Protocol Buffer File | 3.8 |
| .MK | Makefile | 3.8 |
| .SLN | Visual Studio Solution File | 3.8 |
| .BLUEJ | BlueJ Package File | 3.8 |
| .ENTITLEMENTS | Mac App Sandboxing Entitlements File | 3.8 |
| .MXML | Flex MXML Component | 3.8 |
| .RUL | InstallShield Rules File | 3.8 |
| .DEX | Dalvik Executable File | 3.8 |
| .BPL | Borland Package Library | 3.8 |
| .DTD | Document Type Definition File | 3.8 |
| .HBS | Handlebars Template | 3.8 |
| .AIA | MIT App Inventor Project | 3.8 |
| .XAMLX | Visual Studio Workflow Service File | 3.8 |
| .XPP | X++ Source Code File | 3.8 |
| .ERL | Erlang Source Code File | 3.8 |
| .XCDATAMODELD | Xcode Core Data Model File | 3.8 |
| .MPX | FoxPro Compiled Program Menu | 3.8 |
| .NUSPEC | NuGet Specification File | 3.8 |
| .ANE | Adobe AIR Native Extension | 3.8 |
| .CCS | CodeCharge Studio Project File | 3.8 |
| .DGML | Visual Studio Directed Graph Document | 3.8 |
| .SSI | Adobe Dreamweaver Server Side Include File | 3.8 |
| .PBXBTREE | Xcode Auto-Complete File | 3.8 |
| .WDGT | Adobe Captivate Widget File | 3.8 |
| .LISP | Lisp Source Code File | 3.8 |
| .RC | Resource Script | 3.8 |
| .O | Compiled C Object File | 3.8 |
| .RES | Windows Resource File | 3.8 |
| .XSD | XML Schema Definition | 3.8 |
| .PB | PureBasic Source File | 3.8 |
| .CXP | CX-Programmer Project File | 3.8 |
| .SUO | Visual Studio Solution User Options File | 3.8 |
| .IML | IntelliJ IDEA Module | 3.8 |
| .XAML | XAML File | 3.8 |
| .XT | Xdebug Trace File | 3.8 |
| .D | D Source Code File | 3.8 |
| .IPR | InstallShield Professional Project File | 3.8 |
| .ADS | Ada Specification File | 3.8 |
| .CTP | CakePHP Template | 3.8 |
| .H | C/C++/Objective-C Header File | 3.8 |
| .PL | Perl Script | 3.8 |
| .PBJ | Pixel Bender Bytecode File | 3.8 |
| .EX | Euphoria Source Code | 3.8 |
| .AU3 | AutoIt v3 Script | 3.8 |
| .PYW | Python GUI Source File | 3.8 |
| .PIKA | Pika Software Builder Project File | 3.8 |
| .APPXUPLOAD | Windows 8 App Upload Package | 3.8 |
| .FXML | FXML Source Code File | 3.8 |
| .RB | Ruby Source Code | 3.7 |
| .YAML | YAML Document | 3.7 |
| .MSIX | MSIX Installer Package | 3.7 |
| .VCXPROJ | Visual C++ Project | 3.7 |
| .IDB | Visual Studio Intermediate Debug File | 3.7 |
| .W32 | Win32 Makefile | 3.7 |
| .S19 | Motorola S19 File Record | 3.7 |
| .TARGETS | MSBuild Targets File | 3.7 |
| .MRT | Stimulsoft Report File | 3.7 |
| .REXX | Rexx Source File | 3.7 |
| .DPROJ | Delphi Project | 3.7 |
| .PRO | Qt Project File | 3.7 |
| .AS3PROJ | FlashDevelop ActionScript 3 Project File | 3.7 |
| .DF1 | Omnis Native Datafile | 3.7 |
| .MO | Machine Object File | 3.7 |
| .AP_ | ADT Android Developer Package | 3.7 |
| .FPM | FPS Creator Map File | 3.7 |
| .SCC | SourceSafe Source Code Control File | 3.7 |
| .L | Lex Source File | 3.7 |
| .TWIG | Twig Template | 3.7 |
| .4DB | 4th Dimension Database Structure File | 3.7 |
| .BAS | BASIC Source Code File | 3.7 |
| .V | Verilog Source Code File | 3.7 |
| .SC | SuperCollider Source Code File | 3.7 |
| .CSX | Visual C# Script | 3.7 |
| .AS | ActionScript File | 3.7 |
| .ASI | Alpha Five Variable File | 3.7 |
| .VB | Visual Basic Project Item File | 3.7 |
| .GITIGNORE | Git Ignore File | 3.7 |
| .RESX | .NET Managed Resources File | 3.7 |
| .FTL | FreeMarker Template File | 3.7 |
| .PBXUSER | Xcode Project User Data File | 3.7 |
| .JSPF | Java Server Page Fragment | 3.7 |
| .HH | C++ Header File | 3.7 |
| .CSP | Caché Server Page | 3.7 |
| .GSPROJ | GameSalad Windows Project File | 3.7 |
| .GAMEPROJ | GameSalad Project File | 3.7 |
| .FXC | FilePackager Configuration | 3.7 |
| .WIQ | Visual Studio Work Item Query File | 3.7 |
| .DCP | Delphi Compiled Package | 3.7 |
| .FRX | Visual Basic Binary Form File | 3.7 |
| .GM6 | GameMaker 6 Project File | 3.7 |
| .AGI | Asterisk Gateway Interface File | 3.7 |
| .TPU | Turbo Pascal Unit | 3.7 |
| .JSFL | Animate JSFL Script File | 3.7 |
| .GLD | MPLAB C Compiler Linker Script File | 3.7 |
| .TLH | Typelib Generated C/C++ Header File | 3.7 |
| .TESTSETTINGS | Visual Studio Test Settings File | 3.7 |
| .PKGDEF | Visual Studio Shell File | 3.7 |
| .ABC | ActionScript Byte Code File | 3.7 |
| .PAS | Pascal Source File | 3.7 |
| .AUTOPLAY | AutoPlay Media Studio Project | 3.6 |
| .DPR | Delphi Project | 3.6 |
| .PBXPROJ | Xcode Project Data File | 3.6 |
| .RPY | Python Script | 3.6 |
| .CU | CUDA Source Code File | 3.6 |
| .I | Visual Studio Intermediate File | 3.6 |
| .LIVECODE | LiveCode Stack File | 3.6 |
| .HEX | Hexadecimal Source File | 3.6 |
| .VHD | VHDL Source File | 3.6 |
| .F90 | Fortran 90 Source Code File | 3.6 |
| .MAK | Makefile | 3.6 |
| .FRAMEWORK | Mac OS X Application Framework | 3.6 |
| .SUD | Super Project Analyzer File | 3.6 |
| .APA | RSView Development Project Archive | 3.6 |
| .INC | Include File | 3.6 |
| .NIB | Interface Builder User Interface File | 3.6 |
| .ASC | ActionScript Communication File | 3.6 |
| .DMD | SQL Developer Data Modeler File | 3.6 |
| .PLC | PL/B Source File | 3.6 |
| .DM1 | ER/Studio Data Model File | 3.6 |
| .KDEVPRJ | KDevelop Project File | 3.6 |
| .KDEVELOP | KDevelop Project Data File | 3.6 |
| .SCALA | Scala Source Code File | 3.6 |
| .IDL | Interface Definition Language File | 3.6 |
| .FORTH | Forth Language File | 3.6 |
| .XCWORKSPACE | Xcode Workspace | 3.6 |
| .SVN-BASE | Subversion Base File | 3.6 |
| .V | Coq Source Code File | 3.6 |
| .MARKDOWN | Markdown Documentation File | 3.6 |
| .M | Objective-C Implementation File | 3.6 |
| .VM | Velocity Template | 3.6 |
| .F | Fortran Source Code | 3.6 |
| .RC2 | Visual Studio Resources File | 3.6 |
| .JIC | JTAG Indirect Configuration File | 3.6 |
| .AS2PROJ | FlashDevelop ActionScript 2 Project File | 3.6 |
| .CBP | Code::Blocks Project File | 3.6 |
| .NXC | Not eXactly C Source Code File | 3.6 |
| .W | OpenEdge Architect Source Code File | 3.6 |
| .HAL | HansaWorld Application Language File | 3.6 |
| .SMA | AMX Mod Plugin Source File | 3.6 |
| .RSRC | Macintosh Resource File | 3.5 |
| .VBX | Visual Basic Custom Control | 3.5 |
| .WSC | Windows Script Component | 3.5 |
| .FOR | Fortran Source Code File | 3.5 |
| .LSPROJ | Visual Studio LightSwitch Project | 3.5 |
| .SLTNG | StarLogo TNG Project File | 3.5 |
| .LNT | PC-lint/FlexeLint Configuration File | 3.5 |
| .ICONSET | Mac OS X Icon Set Folder | 3.5 |
| .LTB | LithTech Binary File | 3.5 |
| .OMO | OMake Object File | 3.5 |
| .LDS | Binutils LD Linker Script | 3.5 |
| .OCA | Custom Control Library Type File | 3.5 |
| .RBC | Rembo-C Script | 3.5 |
| .UI | User Interface File | 3.5 |
| .TUR | Turing Program Source File | 3.5 |
| .PRG | RAPID Program File | 3.5 |
| .WDL | World Definition Language Script | 3.5 |
| .BDSPROJ | Borland Developer Studio Project | 3.5 |
| .ALB | Alpha Five Library | 3.5 |
| .WDW | WinDev Window File | 3.5 |
| .WDP | Windev Project File | 3.5 |
| .ISM | InstallShield Project File | 3.5 |
| .FSSCRIPT | Visual F# Script | 3.5 |
| .DBML | Visual Studio OR Design File | 3.5 |
| .NVV | NVIDIA Vertex Shader File | 3.5 |
| .CLW | Visual C++ ClassWizard File | 3.5 |
| .HAML | Haml Source Code File | 3.5 |
| .MCP | CodeWarrior Project | 3.5 |
| .PBK | Pixel Bender Kernel File | 3.5 |
| .CXX | C++ Source Code File | 3.5 |
| .NLS | NetLogo Source File | 3.5 |
| .DART | Dart Source Code File | 3.5 |
| .SAS | SAS Program File | 3.5 |
| .RDLC | Visual Studio Client Report Definition File | 3.5 |
| .WSP | SharePoint Solution Package | 3.5 |
| .NSI | NSIS Script | 3.5 |
| .ILK | Incremental Linking File | 3.4 |
| .M | MATLAB Source Code File | 3.4 |
| .DIFF | Patch File | 3.4 |
| .M4 | Macro Processor Library | 3.4 |
| .DOB | Visual Basic UserDocument | 3.4 |
| .PKB | Oracle Package Body File | 3.4 |
| .BB | Blitz Source Code File | 3.4 |
| .OBJ | Relocatable Object Code | 3.4 |
| .XCCONFIG | Xcode Configuration Settings File | 3.4 |
| .PL1 | PL/I Source Code | 3.4 |
| .HXX | C++ Source Code Header File | 3.4 |
| .ASM | Visual Studio Assembler Source Code File | 3.4 |
| .NBC | Next Byte Codes Source Code File | 3.4 |
| .OCTEST | Xcode Objective-C Unit Test Bundle | 3.4 |
| .GEM | RubyGems Package | 3.4 |
| .PLAYGROUND | Xcode Playground File | 3.4 |
| .SUP | Super Project Definition File | 3.4 |
| .MYAPP | Visual Studio Application XML File | 3.4 |
| .KPL | Kids Programming Language File | 3.4 |
| .MER | RSView Development Runtime File | 3.4 |
| .IPCH | Intellisense Precompiled Header File | 3.4 |
| .PRI | Package Resource Index File | 3.4 |
| .UML | UML Data Object Model | 3.4 |
| .PL | Prolog Source Code File | 3.3 |
| .CP | Xcode C++ Source File | 3.3 |
| .ERB | Ruby ERB Script | 3.3 |
| .MSHC | Microsoft Help Container File | 3.3 |
| .MSS | Microprocessor Software Specification File | 3.3 |
| .XOJO_XML_PROJECT | Xojo XML Project File | 3.3 |
| .CLS | Program Class File | 3.3 |
| .CDF | CryENGINE Character Definition File | 3.3 |
| .MSHI | Microsoft Help Index File | 3.3 |
| .INL | C++ Inline File | 3.3 |
| .XOML | Windows Workflow File | 3.3 |
| .CTXT | BlueJ Context File | 3.3 |
| .V11.SUO | Visual Studio 2012 Solution User Options File | 3.3 |
| .PCP | Windows Installer Patch Creation Properties File | 3.3 |
| .ACD | RSLogix 5000 Program | 3.3 |
| .CSI | ContentServ Include File | 3.3 |
| .JPR | JBuilder Project | 3.3 |
| .PYX | Pyrex Source Code File | 3.3 |
| .REFRESH | Visual Studio Refresh File | 3.3 |
| .SRC | Source Code File | 3.3 |
| .SYM | Symbols File | 3.3 |
| .EXP | Symbols Export File | 3.3 |
| .A2W | Alice World | 3.3 |
| .TCL | Tcl Script | 3.3 |
| .DGSL | Visual Shader Graph File | 3.3 |
| .PM | Perl Module | 3.3 |
| .XOJO_PROJECT | Xojo Project File | 3.3 |
| .CCN | Compressed Multimedia Fusion File | 3.3 |
| .PLI | PL/I Source Code File | 3.3 |
| .IST | InstallShield Project Template File | 3.3 |
| .VDP | Visual Studio Deployment Project | 3.3 |
| .VSMACROS | Visual Studio Binary Macro Project | 3.3 |
| .EDMX | ADO.NET Entity Data Model Designer File | 3.3 |
| .WXL | WiX Localization File | 3.3 |
| .BUILDSETTING | Twixl Publisher Builder Build Setting | 3.3 |
| .VBPROJ | Visual Studio Visual Basic.NET Project | 3.2 |
| .BSC | Visual Studio Source Browser Information File | 3.2 |
| .OAT | Android Optimized Application File | 3.2 |
| .ASVF | Asphyre Sphinx Archive File | 3.2 |
| .MV | MivaScript File | 3.2 |
| .NSH | NSIS Header File | 3.2 |
| .WXS | WiX Source File | 3.2 |
| .LBI | Dreamweaver Library Item | 3.2 |
| .PXD | Pyrex Definition File | 3.2 |
| .PTL | Rational Rose Petal File | 3.2 |
| .FTN | Fortran Source Code File | 3.2 |
| .PPC | Mobile Data Studio Project File | 3.2 |
| .A | Static Library | 3.2 |
| .CBL | COBOL Source Code File | 3.1 |
| .LPROJ | Localized Project Folder | 3.1 |
| .IDT | Windows Installer Database Text Archive File | 3.1 |
| .DEC | Declaration File | 3.1 |
| .HPF | High Performance Fortran File | 3.1 |
| .VSSSCC | Visual Studio Solution Source Control File | 3.1 |
| .PCH | Precompiled Header File | 3.1 |
| .MOM | Managed Object Model | 3.1 |
| .CAF | CryENGINE Character Animation File | 3.1 |
| .POT | Portable Object Template | 3.1 |
| .T | Turing Source Code File | 3.1 |
| .XCODEPROJ | Xcode Project | 3.0 |
| .VTM | Visual Tool Markup Language Document | 3.0 |
| .COB | COBOL Source Code File | 3.0 |
| .BCP | Borland C++ Makefile | 3.0 |
| .JCP | JCreator Project File | 3.0 |
| .VSPX | Visual Studio Performance Report Data File | 3.0 |
| .DPKW | Delphi Package | 3.0 |
| .CP | Captivate Source File | 3.0 |
| .SCRIPTSUITE | AppleScript Script Suite File | 3.0 |
| .SRC.RPM | Red Hat Package Manager Source File | 3.0 |
| .PAW | Paw Document | 3.0 |
| .WIXLIB | WiX Library File | 3.0 |
| .PDM | VB Project Information File | 3.0 |
| .VBZ | Visual Basic Project Template | 3.0 |
| .RNC | RELAX NG Compact Syntax File | 3.0 |
| .RBP | Real Studio Project File | 3.0 |
| .LBS | Omnis Library | 3.0 |
| .FXCPROJ | FX Composer Project File | 3.0 |
| .BS2 | BASIC Stamp 2 Code File | 3.0 |
| .VSZ | Visual Studio Wizard File | 3.0 |
| .GED | Game Editor Project File | 3.0 |
| .WIXOUT | WiX XML Output File | 3.0 |
| .GS3 | GameStarter File | 3.0 |
| .WIXOBJ | WiX Object File | 3.0 |
| .IWS | IntelliJ IDEA Web Page | 3.0 |
| .AM5 | AutoPlay Media Studio 5 Project File | 3.0 |
| .VSPSCC | Visual Studio Project Source Control File | 3.0 |
| .GMO | GNU Machine Object File | 3.0 |
| .LICX | Visual Studio License File | 3.0 |
| .DCUIL | Delphi .NET Compiled Unit File | 3.0 |
| .FBZ7 | Compressed FinalBuilder 7 Project | 3.0 |
| .VSPS | Visual Studio Serialized Performance Report | 3.0 |
| .RSS | Symbian Application Resource File | 3.0 |
| .WPW | WinDev Mobile Window File | 3.0 |
| .GSZIP | GameSalad Marketplace Asset File | 3.0 |
| .CLIPS | Coda Clips File | 3.0 |
| .RODL | RemObjects Definition Language File | 3.0 |
| .RISE | RISE Editor Model File | 3.0 |
| .CCP | CodeCharge Studio Page File | 3.0 |
| .MDZIP | MagicDraw Project Archive | 3.0 |
| .DBPROJ | Visual Studio Database Project File | 3.0 |
| .XCAPPDATA | Xcode App Data File | 3.0 |
| .TLI | Typelib Generated C/C++ Inline File | 3.0 |
| .TESTRUNCONFIG | Visual Studio Test Run Configuration File | 3.0 |
| .FXL | FaceFX Language File | 3.0 |
| .GEMSPEC | Gem Specification File | 3.0 |
| .PRI | Qt Project Include File | 3.0 |
| .ODL | Object Description Language File | 3.0 |
| .P3D | Panda3D Multifile | 3.0 |
| .FXPL | Adobe Flash FXP Library | 3.0 |
| .LUCIDSNIPPET | Lucid Snippet | 3.0 |
| .WIXMST | WiX Transform File | 3.0 |
| .CVSRC | CVS Command File | 3.0 |
| .PKGUNDEF | Visual Studio Shell File | 3.0 |
| .XQL | XML Query Language File | 3.0 |
| .LXSPROJ | Liquid XML Studio Project File | 3.0 |
| .BBPROJECT | BBEdit Project File | 3.0 |
| .TEXTFACTORY | BBEdit Text Factory | 3.0 |
| .NW | Node-Webkit App Package | 3.0 |
| .TMLANGUAGE | TextMate Language Grammar File | 3.0 |
| .XOJO_MENU | Xojo Menu File | 3.0 |
| .TLD | Tag Library Descriptor File | 3.0 |
| .XOJO_BINARY_PROJECT | Xojo Binary Project File | 3.0 |
| .IWB | IWBasic Source Code File | 3.0 |
| .RAV | Rave Reports Project File | 3.0 |
| .XCSNAPSHOTS | Xcode Snapshot | 3.0 |
| .WDGTPROJ | Dashcode Widget Project | 3.0 |
| .REX | Rexx Source File | 3.0 |
| .PSC | Papyrus Script | 3.0 |
| .TNS | TI-Nspire Document | 3.0 |
| .VDM | VDM Specification File | 3.0 |
| .VC | Verge Code File | 2.9 |
| .SS | SilverStripe Source Code File | 2.9 |
| .PLE | Messenger Plus! Live Encrypted Log File | 2.9 |
| .MOD | Fortran Module | 2.9 |
| .ENT | External Entity | 2.9 |
| .CTL | Visual Basic UserControl Object File | 2.9 |
| .SPEC | RPM Specification File | 2.9 |
| .BRX | BREW Application Resource File | 2.8 |
| .XCARCHIVE | Xcode Archive | 2.8 |
| .DBA | CryENGINE Animation Database File | 2.8 |
| .C | Lite-C Script | 2.8 |
| .LICENSES | Visual Studio Licensed Classes File | 2.8 |
| .GREENFOOT | Greenfoot Project Archive | 2.8 |
| .4TH | Forth Language File | 2.8 |
| .FSPROJ | Visual F# Project File | 2.8 |
| .DSP | Visual C++ 6 Project | 2.8 |
| .VGC | ViziGen Code Generation Template | 2.8 |
| .XIB | Interface Builder File | 2.8 |
| .EDML | Adobe Extension Data Markup Language Document | 2.8 |
| .P | Pascal Source Code | 2.7 |
| .TDS | Turbo Debugger Symbols File | 2.7 |
| .BBPROJECTD | BBEdit Project Document | 2.7 |
| .CSN | Adobe Code Snippet Document | 2.7 |
| .VTV | Adobe Dreamweaver Validator Configuration File | 2.7 |
| .R | Rez Source Code File | 2.6 |
| .APS | Visual C++ Resource File | 2.6 |
| .ADDIN | Visual Studio Add-in Definition File | 2.6 |
| .POD | Perl POD File | 2.5 |
| .GROUPPROJ | Delphi Project Group File | 2.5 |
| .FSX | Visual F# Script File | 2.5 |
| .SDEF | AppleScript Dictionary Document | 2.5 |
| .PSM1 | Windows PowerShell Script Module File | 2.5 |
| .GFAR | Greenfoot Archive | 2.5 |
| .RBW | Ruby Script | 2.5 |
| .DCPROJ | Dashcode Project | 2.5 |
| .SQLPROJ | Visual Studio SQL Server Project | 2.5 |
| .PRG | Visual FoxPro Program File | 2.5 |
| .DPK | Delphi Package | 2.5 |
| .TU | Turing Source File | 2.5 |
| .DBO | DarkBASIC Object | 2.5 |
| .VSMPROJ | Visual Studio Text Macro Project | 2.5 |
| .VSMDI | Visual Studio Test Metadata File | 2.5 |
| .VTML | Visual Tool Markup Language File | 2.5 |
| .INFORM | Inform Project | 2.5 |
| .XQM | XQuery Module | 2.5 |
| .MSP | MaxScript Page File | 2.4 |
| .WIXPROJ | WiX Project File | 2.4 |
| .LHS | Literate Haskell Script | 2.4 |
| .CFC | ColdFusion Component File | 2.4 |
| .PDE | Processing Development Environment Source Code File | 2.4 |
| .VSP | Visual Studio Performance Report File | 2.4 |
| .LIT | Literate Haskell Script | 2.4 |
| .RKT | Racket Source Code File | 2.3 |
| .EXW | Euphoria Source code File | 2.3 |
| .NED | OMNeT++ Network Description File | 2.3 |
| .VSHOST.EXE | Visual Studio Hosting Process File | 2.3 |
| .DFM | Delphi Form | 2.3 |
| .CSI | EdLog Program Data File | 2.3 |
| .GROOVY | Groovy Source Code File | 2.2 |
| .BPG | Borland Project Group | 2.2 |
| .NCB | Visual C++ IntelliSense Database | 2.2 |
| .CCGAME | XNA Creators Club Game Package | 2.1 |
| .WFM | dBASE Form | 2.0 |
| .WXI | WiX Include File | 2.0 |
| .MAGIK | Magik Source Code File | 2.0 |
| .NFM | Delphi .NET Form File | 2.0 |
| .ARTPROJ | Artifacts Project | 2.0 |
| .RESJSON | Windows JavaScript Resources File | 2.0 |
| .FSI | Visual F# Signature File | 2.0 |
| .VCP | eMbedded Visual C++ Project File | 2.0 |
| .MSL | Mapping Specification Language File | 2.0 |
| .NQC | Not Quite C Source Code File | 2.0 |
| .WIXMSP | WiX XML Patch File | 2.0 |
| .WIXPDB | WiX Debug File | 2.0 |
| .XQUERY | XQuery Source Code File | 2.0 |
| .SBPROJ | OpenGL Shader Builder Project | 2.0 |
| .DBA | DarkBASIC Source Code File | 2.0 |
| .DBPRO | DarkBASIC Professional Project File | 2.0 |
| .SSC | SourceSafe Status File | 1.8 |
| .DEVICEIDS | Device Identification FIle | 1.7 |
| .JPX | JBuilder Project | 1.6 |
| .R | REBOL Script | 1.4 |
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