File Extension C

.C File

File extension: C
File type: Source Code


Notes about the C file extension:



To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The C file type is primarily associated with 'ADS' by Autodesk, Inc..

Detailed information for file extension C:


Primary association: ADS
Company: Autodesk, Inc.

Other applications associated with file type C:

  • C/C++ Program FileNote: Some UNIX compilers use .c (lower case) for C and .C (upper case) for C++. The Mime types used with this association are: text/plain, text/x-c, text/x-c++, text/x-csrc, text/anytext, application/x-c.
  • Check Point (Site Configuration for Secure Remote) by Check Point Software Technologies Ltd.Check Point produces network security products.
  • Desktop Color Separation Specification Cyan LayerUsually an EPS file.
  • Origin (C Program File) by OriginLab CorporationOrigin is scientific graphing and data analysis software.
  • UNIX Compact File Achive
  • Unknown Apple II File ((found on Golden Orchard Apple II CD Rom))



To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension C click this link to expand/hide the additional area.

System Info for File Extension .C

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: cfile, FileType: C Source, AppName: Microsoft Visual Studio .NET 2002
EXEFile: devenv.exe

ProgramID: cfile, FileType: C Source file, AppName: Microsoft (R) Developer Studio

ProgramID: UltraEdit.c, AppName: UltraEdit-32 Professional Text/Hex Editor

ProgramID: cfile
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET\Common7\IDE\devenv.exe /dde

ProgramID: DevCpp.c
EXEFile: C:\DEV-C_~1\DevCpp.exe %1

ProgramID: MMJB.SC
EXEFile: %ProgramFiles%\MusicMatch\MusicMatch Jukebox\mmjblaunch.exe %1

ProgramID: Source.Document
EXEFile: C:\DOWNLO~1\ARM\ARM202U\BIN\APM.EXE %1

ProgramID: UltraEdit.c
EXEFile: %ProgramFiles%\UltraEdit\uedit32.exe %1

ProgramID: ZipZag.c
EXEFile: %ProgramFiles%\ZipZag\zipzag.exe %1

ProgramID: DevCpp.c
EXEFile: %ProgramFiles%\Dev-Cpp\devcpp.exe %1

ProgramID: VisualStudio.c.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\devenv.exe /dde %1

ProgramID: DevCpp.c
EXEFile: C:\Dev-C++\DevCpp.exe %1

ProgramID: UltraEdit.c
EXEFile: %ProgramFiles%\IDM Computer Solutions\UltraEdit-32\uedit32.exe %1

ProgramID: VCExpress.c.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\VCExpress.exe /dde %1

ProgramID: DevCpp.c
EXEFile: C:\Dev-Cpp\devcpp.exe %1

ProgramID: cfile
EXEFile: C:\BC5\BIN\BCW.EXE

ProgramID: CodeBlocks.c
EXEFile: %ProgramFiles%\CodeBlocks\codeblocks.exe %1

ProgramID: VCExpress.c.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\VCExpress.exe /dde

ProgramID: SalfCFile
EXEFile: %ProgramFiles%\Salford Software\FTN95\Plato2.exe

ProgramID: DevCpp.c
EXEFile: %ProgramFiles%\DevCPP\devcpp.exe

ProgramID: ft000002
EXEFile: %ProgramFiles%\Boxer Text Editor\B.exe

ProgramID: hidemaru.c
EXEFile: %ProgramFiles%\Hidemaru\Hidemaru.exe

ProgramID: DevCpp.c
EXEFile: %ProgramFiles%\Dev-Cpp\DevCpp.exe

ProgramID: DevCpp.c
EXEFile: %ProgramFiles%1\tFiles\Dev-Cpp\devcpp.exe

ProgramID: DevCpp.c
EXEFile: %ProgramFiles%\Dev-Cpp\DevCpp.exe

ProgramID: VisualStudio.c.9.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\devenv.exe

ProgramID: VCExpress.c.9.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\VCExpress.exe

ProgramID: UltraEdit.c
EXEFile: %ProgramFiles%\IDM Computer Solutions\UltraEdit\Uedit32.exe


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