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 |
|---|---|---|
| .APPXBUNDLE | Windows App Bundle | 4.5 |
| .LGO | Logo Instructions File | 4.5 |
| .UNITY | Unity Scene File | 4.4 |
| .RBXMX | Roblox Model | 4.4 |
| .MQ5 | MQL5 Source Code File | 4.4 |
| .SCRIPTTERMINOLOGY | AppleScript Script Terminology File | 4.3 |
| .IN | Autoconf Input File | 4.3 |
| .RBXL | Roblox Location | 4.3 |
| .CS | C# Source Code File | 4.3 |
| .AWK | AWK Script | 4.3 |
| .SB2 | Scratch 2.0 Project File | 4.3 |
| .SB | Scratch Project File | 4.3 |
| .IPR | IntelliJ IDEA Project File | 4.3 |
| .DSGM | DS Game Maker Project | 4.3 |
| .SB3 | Scratch 3.0 Project | 4.2 |
| .RBXM | Roblox Model | 4.2 |
| .APPX | Windows App Package | 4.2 |
| .PYD | Python Dynamic Module | 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 |
| .KT | Kotlin Source Code File | 4.2 |
| .CPP | C++ Source Code File | 4.2 |
| .MM | Objective-C++ Source File | 4.1 |
| .GCH | Precompiled Header File | 4.1 |
| .TRX | Visual Studio Test Results File | 4.1 |
| .C | C/C++ Source Code File | 4.1 |
| .TS | TypeScript File | 4.1 |
| .GM81 | Game Maker 8.1 Project File | 4.1 |
| .ASM | Assembly Language Source Code File | 4.0 |
| .ARSC | Android Package Resource Table | 4.0 |
| .MD | Markdown Documentation File | 4.0 |
| .LUA | Lua Source Code | 4.0 |
| .RS | Rust Source Code File | 4.0 |
| .SC | Scala Worksheet | 4.0 |
| .GS | Google Apps Script | 4.0 |
| .CAPROJ | Construct Project File | 4.0 |
| .VBP | Visual Basic Project File | 4.0 |
| .AIDL | Android Interface Definition Language File | 4.0 |
| .SLOGO | StarLogo Project File | 4.0 |
| .DWS | Dyalog Workspace File | 4.0 |
| .HAS | Haskell Script | 4.0 |
| .YMP | YaST Metapackage File | 4.0 |
| .SOL | Solidity Script | 4.0 |
| .PH | Perl Header File | 4.0 |
| .TT | Visual Studio Text Template | 4.0 |
| .PAS | Delphi Unit Source File | 4.0 |
| .PO | Portable Object | 4.0 |
| .B | BASIC Source File | 4.0 |
| .PWN | Pawn Source Code File | 4.0 |
| .XAP | XACT Project | 4.0 |
| .MF | Java Manifest File | 4.0 |
| .PBG | Pixel Bender Graph File | 4.0 |
| .PATCH | Patch File | 3.9 |
| .R | R Script | 3.9 |
| .CONFIG | Configuration File | 3.9 |
| .Y | Yacc Source File | 3.9 |
| .SWC | Flex Components Archive | 3.9 |
| .JAVA | Java Source Code File | 3.9 |
| .SWIFT | Swift Source Code File | 3.9 |
| .VDPROJ | Visual Studio Setup and Deployment Project | 3.9 |
| .HPP | C++ Header File | 3.9 |
| .GMK | GameMaker Project File | 3.9 |
| .CC | C++ Source Code File | 3.9 |
| .COD | Compiled Source Code | 3.9 |
| .MPX | FoxPro Compiled Program Menu | 3.9 |
| .HS | Haskell Script | 3.9 |
| .MK | Makefile | 3.9 |
| .OCX | ActiveX Control | 3.9 |
| .CAPX | Construct Compressed Project File | 3.9 |
| .XAML | XAML File | 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 |
| .V12.SUO | Visual Studio 2013 Solution User Options File | 3.9 |
| .DEF | Module-Definition File | 3.9 |
| .CD | Visual Studio Class Diagram | 3.9 |
| .YML | YAML Document | 3.9 |
| .SO | Shared Library | 3.9 |
| .RES | C++ Complied Resource Script | 3.9 |
| .FBP | wxFormBuilder Project | 3.9 |
| .BET | BETA Source File | 3.9 |
| .SLN | Visual Studio Solution File | 3.8 |
| .CSPROJ | Visual Studio C# Project | 3.8 |
| .S | Source Code File | 3.8 |
| .DTD | Document Type Definition File | 3.8 |
| .ENTITLEMENTS | Mac App Sandboxing Entitlements File | 3.8 |
| .MXML | Flex MXML Component | 3.8 |
| .BLUEJ | BlueJ Package File | 3.8 |
| .RESOURCES | Visual Studio Resource File | 3.8 |
| .FS | Visual F# Source File | 3.8 |
| .RB | Ruby Source Code | 3.8 |
| .RUL | InstallShield Rules File | 3.8 |
| .DEX | Dalvik Executable File | 3.8 |
| .PROTO | Protocol Buffer File | 3.8 |
| .BPL | Borland Package Library | 3.8 |
| .RC | Resource Script | 3.8 |
| .O | Compiled C Object File | 3.8 |
| .YAML | YAML Document | 3.8 |
| .HBS | Handlebars Template | 3.8 |
| .AIA | MIT App Inventor Project | 3.8 |
| .FTL | FreeMarker Template File | 3.8 |
| .APPXUPLOAD | Windows 8 App Upload Package | 3.8 |
| .ANE | Adobe AIR Native Extension | 3.8 |
| .DGML | Visual Studio Directed Graph Document | 3.8 |
| .ERL | Erlang Source Code File | 3.8 |
| .TUR | Turing Program Source File | 3.8 |
| .LUC | Compiled Lua Source File | 3.8 |
| .XCDATAMODELD | Xcode Core Data Model File | 3.8 |
| .XAMLX | Visual Studio Workflow Service File | 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 |
| .XPP | X++ Source Code File | 3.8 |
| .RES | Windows Resource File | 3.8 |
| .XSD | XML Schema Definition | 3.8 |
| .CXP | CX-Programmer Project File | 3.8 |
| .PL | Perl Script | 3.8 |
| .IML | IntelliJ IDEA Module | 3.8 |
| .H | C/C++/Objective-C Header File | 3.8 |
| .SMALI | Android Smali Assembly Language File | 3.8 |
| .D | D Source Code File | 3.8 |
| .IPR | InstallShield Professional Project File | 3.8 |
| .CTP | CakePHP Template | 3.8 |
| .SUO | Visual Studio Solution User Options File | 3.8 |
| .MO | Machine Object File | 3.8 |
| .PBJ | Pixel Bender Bytecode File | 3.8 |
| .FXML | FXML Source Code File | 3.8 |
| .EX | Euphoria Source Code | 3.8 |
| .AU3 | AutoIt v3 Script | 3.8 |
| .PIKA | Pika Software Builder Project File | 3.8 |
| .SCC | SourceSafe Source Code Control File | 3.7 |
| .DMD | SQL Developer Data Modeler File | 3.7 |
| .IDB | Visual Studio Intermediate Debug File | 3.7 |
| .W32 | Win32 Makefile | 3.7 |
| .S19 | Motorola S19 File Record | 3.7 |
| .ADS | Ada Specification File | 3.7 |
| .TARGETS | MSBuild Targets File | 3.7 |
| .MRT | Stimulsoft Report File | 3.7 |
| .MSIX | MSIX Installer Package | 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 |
| .NUSPEC | NuGet Specification File | 3.7 |
| .AP_ | ADT Android Developer Package | 3.7 |
| .FPM | FPS Creator Map File | 3.7 |
| .TWIG | Twig Template | 3.7 |
| .L | Lex Source File | 3.7 |
| .VCXPROJ | Visual C++ Project | 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 |
| .VB | Visual Basic Project Item File | 3.7 |
| .CSX | Visual C# Script | 3.7 |
| .ABC | ActionScript Byte Code File | 3.7 |
| .GITIGNORE | Git Ignore File | 3.7 |
| .XT | Xdebug Trace File | 3.7 |
| .AS | ActionScript File | 3.7 |
| .ASI | Alpha Five Variable File | 3.7 |
| .MARKDOWN | Markdown Documentation File | 3.7 |
| .PBXUSER | Xcode Project User Data File | 3.7 |
| .JSPF | Java Server Page Fragment | 3.7 |
| .HH | C++ Header File | 3.7 |
| .INC | Include File | 3.7 |
| .WIQ | Visual Studio Work Item Query File | 3.7 |
| .FXC | FilePackager Configuration | 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 |
| .PYW | Python GUI Source File | 3.7 |
| .GAMEPROJ | GameSalad Project File | 3.7 |
| .GSPROJ | GameSalad Windows Project File | 3.7 |
| .JSFL | Animate JSFL Script File | 3.7 |
| .CSP | Caché Server Page | 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 |
| .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 |
| .LIVECODE | LiveCode Stack File | 3.6 |
| .I | Visual Studio Intermediate File | 3.6 |
| .VHD | VHDL Source File | 3.6 |
| .NIB | Interface Builder User Interface File | 3.6 |
| .F90 | Fortran 90 Source Code File | 3.6 |
| .MAK | Makefile | 3.6 |
| .FRAMEWORK | Mac OS X Application Framework | 3.6 |
| .DF1 | Omnis Native Datafile | 3.6 |
| .SUD | Super Project Analyzer File | 3.6 |
| .GREENFOOT | Greenfoot Project Archive | 3.6 |
| .HEX | Hexadecimal Source File | 3.6 |
| .APA | RSView Development Project Archive | 3.6 |
| .SMA | AMX Mod Plugin Source File | 3.6 |
| .STORYBOARD | Xcode Interface Builder Storyboard | 3.6 |
| .VM | Velocity Template | 3.6 |
| .ASC | ActionScript Communication File | 3.6 |
| .GEMSPEC | Gem Specification File | 3.6 |
| .PLC | PL/B Source File | 3.6 |
| .KDEVPRJ | KDevelop Project File | 3.6 |
| .KDEVELOP | KDevelop Project Data File | 3.6 |
| .IDL | Interface Definition Language File | 3.6 |
| .DM1 | ER/Studio Data Model File | 3.6 |
| .FORTH | Forth Language File | 3.6 |
| .SCALA | Scala Source Code File | 3.6 |
| .XCWORKSPACE | Xcode Workspace | 3.6 |
| .M | Objective-C Implementation File | 3.6 |
| .SVN-BASE | Subversion Base File | 3.6 |
| .V | Coq Source Code File | 3.6 |
| .NUPKG | NuGet Package | 3.6 |
| .UI | User Interface File | 3.6 |
| .F | Fortran Source Code | 3.6 |
| .JIC | JTAG Indirect Configuration File | 3.6 |
| .RC2 | Visual Studio Resources 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 |
| .RESX | .NET Managed Resources File | 3.5 |
| .RSRC | Macintosh Resource File | 3.5 |
| .CXX | C++ Source Code File | 3.5 |
| .DIFF | Patch File | 3.5 |
| .GITKEEP | Git Keep File | 3.5 |
| .GEM | RubyGems Package | 3.5 |
| .CP | Xcode C++ Source File | 3.5 |
| .LSPROJ | Visual Studio LightSwitch Project | 3.5 |
| .VBX | Visual Basic Custom Control | 3.5 |
| .WSC | Windows Script Component | 3.5 |
| .FOR | Fortran Source Code File | 3.5 |
| .SLTNG | StarLogo TNG Project File | 3.5 |
| .LTB | LithTech Binary File | 3.5 |
| .LNT | PC-lint/FlexeLint Configuration File | 3.5 |
| .WDW | WinDev Window File | 3.5 |
| .OMO | OMake Object File | 3.5 |
| .LDS | Binutils LD Linker Script | 3.5 |
| .OCA | Custom Control Library Type File | 3.5 |
| .HAML | Haml Source Code File | 3.5 |
| .PRG | RAPID Program File | 3.5 |
| .WDL | World Definition Language Script | 3.5 |
| .PYX | Pyrex Source Code File | 3.5 |
| .ALB | Alpha Five Library | 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 |
| .ICONSET | Mac OS X Icon Set Folder | 3.5 |
| .CLW | Visual C++ ClassWizard File | 3.5 |
| .MCP | CodeWarrior Project | 3.5 |
| .PBK | Pixel Bender Kernel File | 3.5 |
| .NLS | NetLogo Source File | 3.5 |
| .SAS | SAS Program File | 3.5 |
| .RDLC | Visual Studio Client Report Definition File | 3.5 |
| .WSP | SharePoint Solution Package | 3.5 |
| .M4 | Macro Processor Library | 3.4 |
| .ILK | Incremental Linking File | 3.4 |
| .M | MATLAB Source Code File | 3.4 |
| .RBC | Rembo-C Script | 3.4 |
| .PKB | Oracle Package Body File | 3.4 |
| .PL | Prolog Source Code File | 3.4 |
| .SYM | Symbols File | 3.4 |
| .HXX | C++ Source Code Header File | 3.4 |
| .PL1 | PL/I Source Code | 3.4 |
| .ASM | Visual Studio Assembler Source Code File | 3.4 |
| .NBC | Next Byte Codes Source Code File | 3.4 |
| .XCCONFIG | Xcode Configuration Settings File | 3.4 |
| .OCTEST | Xcode Objective-C Unit Test Bundle | 3.4 |
| .BB | Blitz Source Code File | 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 |
| .CTXT | BlueJ Context File | 3.4 |
| .IPCH | Intellisense Precompiled Header File | 3.4 |
| .UML | UML Data Object Model | 3.4 |
| .PCP | Windows Installer Patch Creation Properties File | 3.4 |
| .OBJ | Relocatable Object Code | 3.4 |
| .SRC | Source Code File | 3.3 |
| .ERB | Ruby ERB Script | 3.3 |
| .MSHC | Microsoft Help Container File | 3.3 |
| .MSS | Microprocessor Software Specification File | 3.3 |
| .CLS | Program Class File | 3.3 |
| .V11.SUO | Visual Studio 2012 Solution User Options File | 3.3 |
| .OWL | OWL Source Code File | 3.3 |
| .MSHA | Microsoft Help Asset File | 3.3 |
| .MSHI | Microsoft Help Index File | 3.3 |
| .INL | C++ Inline File | 3.3 |
| .XOML | Windows Workflow File | 3.3 |
| .XOJO_XML_PROJECT | Xojo XML Project File | 3.3 |
| .PXD | Pyrex Definition File | 3.3 |
| .ACD | Studio 5000 Logix Designer Project | 3.3 |
| .DART | Dart Source Code File | 3.3 |
| .EXP | Symbols Export File | 3.3 |
| .CSI | ContentServ Include File | 3.3 |
| .REFRESH | Visual Studio Refresh File | 3.3 |
| .JPR | JBuilder Project | 3.3 |
| .A2W | Alice World | 3.3 |
| .TCL | Tcl Script | 3.3 |
| .WXL | WiX Localization File | 3.3 |
| .BUILDSETTING | Twixl Publisher Builder Build Setting | 3.3 |
| .PM | Perl Module | 3.3 |
| .CCN | Compressed Multimedia Fusion File | 3.3 |
| .PLI | PL/I Source Code File | 3.3 |
| .IST | InstallShield Project Template File | 3.3 |
| .DGSL | Visual Shader Graph 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 |
| .PRI | Qt Project Include File | 3.3 |
| .XOJO_PROJECT | Xojo Project File | 3.3 |
| .NSI | NSIS Script | 3.3 |
| .GWD | Galaxy Watchface Design File | 3.3 |
| .VBPROJ | Visual Studio Visual Basic.NET Project | 3.2 |
| .OAT | Android Optimized Application File | 3.2 |
| .BSC | Visual Studio Source Browser Information File | 3.2 |
| .DSP | Visual C++ 6 Project | 3.2 |
| .A | Static Library | 3.2 |
| .MV | MivaScript File | 3.2 |
| .NSH | NSIS Header File | 3.2 |
| .WXS | WiX Source File | 3.2 |
| .ENT | External Entity | 3.2 |
| .LBI | Dreamweaver Library Item | 3.2 |
| .PPC | Mobile Data Studio Project File | 3.2 |
| .CBL | COBOL Source Code File | 3.1 |
| .LPROJ | Localized Project Folder | 3.1 |
| .IDT | Windows Installer Database Text Archive File | 3.1 |
| .HPF | High Performance Fortran File | 3.1 |
| .PCH | Precompiled Header File | 3.1 |
| .MOM | Managed Object Model | 3.1 |
| .CAF | CryENGINE Character Animation File | 3.1 |
| .MOD | Fortran Module | 3.1 |
| .POT | Portable Object Template | 3.1 |
| .XCODEPROJ | Xcode Project | 3.1 |
| .T | Turing Source Code File | 3.1 |
| .GED | Game Editor Project File | 3.1 |
| .DEC | Declaration File | 3.1 |
| .VTM | Visual Tool Markup Language Document | 3.0 |
| .SRC.RPM | Red Hat Package Manager Source File | 3.0 |
| .DIAGSESSION | Diagnostics Session File | 3.0 |
| .RODL | RemObjects Definition Language File | 3.0 |
| .DCUIL | Delphi .NET Compiled Unit File | 3.0 |
| .MDZIP | MagicDraw Project Archive | 3.0 |
| .CP | Captivate Source File | 3.0 |
| .FXL | FaceFX Language File | 3.0 |
| .FBZ7 | Compressed FinalBuilder 7 Project | 3.0 |
| .GRAPHQL | GraphQL Source Code File | 3.0 |
| .ODL | Object Description Language File | 3.0 |
| .PDM | VB Project Information File | 3.0 |
| .IWB | IWBasic Source Code File | 3.0 |
| .RESW | Windows Resources File | 3.0 |
| .VSPS | Visual Studio Serialized Performance Report | 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 |
| .PKGUNDEF | Visual Studio Shell File | 3.0 |
| .GS3 | GameStarter File | 3.0 |
| .REX | Rexx Source File | 3.0 |
| .IWS | IntelliJ IDEA Web Page | 3.0 |
| .AM5 | AutoPlay Media Studio 5 Project File | 3.0 |
| .VSSSCC | Visual Studio Solution Source Control 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 |
| .DPKW | Delphi Package | 3.0 |
| .SCRIPTSUITE | AppleScript Script Suite File | 3.0 |
| .FTN | Fortran Source Code File | 3.0 |
| .VSPX | Visual Studio Performance Report Data File | 3.0 |
| .RSS | Symbian Application Resource File | 3.0 |
| .WPW | WinDev Mobile Window File | 3.0 |
| .GSZIP | GameSalad Marketplace Asset File | 3.0 |
| .RISE | RISE Editor Model File | 3.0 |
| .CCP | CodeCharge Studio Page File | 3.0 |
| .XCAPPDATA | Xcode App Data File | 3.0 |
| .DBPROJ | Visual Studio Database Project File | 3.0 |
| .TLI | Typelib Generated C/C++ Inline File | 3.0 |
| .TESTRUNCONFIG | Visual Studio Test Run Configuration File | 3.0 |
| .NEKO | Neko Source Code File | 3.0 |
| .P3D | Panda3D Multifile | 3.0 |
| .JCP | JCreator Project File | 3.0 |
| .LUCIDSNIPPET | Lucid Snippet | 3.0 |
| .FXPL | Adobe Flash FXP Library | 3.0 |
| .WIXLIB | WiX Library File | 3.0 |
| .WIXOUT | WiX XML Output File | 3.0 |
| .WIXMST | WiX Transform File | 3.0 |
| .WIXOBJ | WiX Object File | 3.0 |
| .CVSRC | CVS Command File | 3.0 |
| .NW | Node-Webkit App Package | 3.0 |
| .XQL | XML Query Language File | 3.0 |
| .XOJO_BINARY_PROJECT | Xojo Binary Project File | 3.0 |
| .LXSPROJ | Liquid XML Studio Project File | 3.0 |
| .XOJO_MENU | Xojo Menu File | 3.0 |
| .BBPROJECT | BBEdit Project File | 3.0 |
| .TEXTFACTORY | BBEdit Text Factory | 3.0 |
| .TMLANGUAGE | TextMate Language Grammar File | 3.0 |
| .TLD | Tag Library Descriptor File | 3.0 |
| .MPWS | MathPiper Worksheet | 3.0 |
| .PAW | Paw Document | 3.0 |
| .RAV | Rave Reports Project File | 3.0 |
| .XCSNAPSHOTS | Xcode Snapshot | 3.0 |
| .WDGTPROJ | Dashcode Widget Project | 3.0 |
| .NUPROJ | NuGet Build Project | 3.0 |
| .VJP | Visual Studio J++ Project | 3.0 |
| .TNS | TI-Nspire Document | 3.0 |
| .VDM | VDM Specification File | 3.0 |
| .VC | Verge Code File | 2.9 |
| .PSC | Papyrus Script | 2.9 |
| .SS | SilverStripe Source Code File | 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 |
| .4TH | Forth Language File | 2.8 |
| .PLE | Messenger Plus! Live Encrypted Log File | 2.8 |
| .FSPROJ | Visual F# Project File | 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 |
| .APS | Visual C++ Resource File | 2.7 |
| .BBPROJECTD | BBEdit Project Document | 2.7 |
| .COB | COBOL Source Code File | 2.7 |
| .NVV | NVIDIA Vertex Shader File | 2.7 |
| .CSN | Adobe Code Snippet Document | 2.7 |
| .VTV | Adobe Dreamweaver Validator Configuration File | 2.7 |
| .ADDIN | Visual Studio Add-in Definition File | 2.6 |
| .GROUPPROJ | Delphi Project Group File | 2.5 |
| .POD | Perl POD File | 2.5 |
| .FSX | Visual F# Script File | 2.5 |
| .SDEF | AppleScript Dictionary Document | 2.5 |
| .PSM1 | Windows PowerShell Script Module File | 2.5 |
| .RBW | Ruby Script | 2.5 |
| .DCPROJ | Dashcode Project | 2.5 |
| .GFAR | Greenfoot Archive | 2.5 |
| .PRG | Visual FoxPro Program File | 2.5 |
| .DPK | Delphi Package Source File | 2.5 |
| .VSZ | Visual Studio Wizard File | 2.5 |
| .TU | Turing Source File | 2.5 |
| .DBO | DarkBASIC Object | 2.5 |
| .SQLPROJ | Visual Studio SQL Server Project | 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 |
| .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 |
| .LIT | Literate Haskell Script | 2.4 |
| .VSP | Visual Studio Performance Report File | 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 |
| .NFM | Delphi .NET Form File | 2.0 |
| .WIXPDB | WiX Debug File | 2.0 |
| .MAGIK | Magik Source Code 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 |
| .WXI | WiX Include File | 2.0 |
| .NQC | Not Quite C Source Code File | 2.0 |
| .XQUERY | XQuery Source Code File | 2.0 |
| .XQM | XQuery Module | 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 |
| .WIXMSP | WiX XML Patch File | 1.7 |
| .R | REBOL Script | 1.4 |
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