All about CSPROJ Files

The CSPROJ file type is primarily associated with Visual Studio.

CSPROJFile Extension CSPROJ
File extension: CSPROJ
File type:  project

What is a CSPROJ file?

CSPROJ files mostly belong to Visual Studio by Microsoft. A CSPROJ file is a C# application project created with Visual Studio integrated development environment. This file does not contain actual C# source code. Instead, it contains XML-encoded data such as data schema, settings, references to source code, and other information required to compile a C# application into a Windows executable. To compile a CSPROJ file to an executable, a developer must call the project's filename as the first argument of the MSBuild command from the command line.

How can I open a CSPROJ file?

You need a suitable software like Visual Studio from Microsoft to open a CSPROJ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CSPROJ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CSPROJ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CSPROJ Text Viewer

Choose your .csproj file to view

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How to extract texts from CSPROJ files or capture a screenshot to PDF, JPG, DOCX, TXT, ...

If you want to extract texts from CSPROJ file or capture a screenshot, you can use our free Online CSPROJ File Viewer:
  1. To do this, click the button "Choose your .csproj file to view" on this page.
  2. After your file is opened in browser,
  3. click "Save as..." in the menu.
  4. Then choose the file format (e.g. JPG, PDF, DOCX, TXT, ...) you want.
  5. Download the converted file.

CSPROJ file format:

Why is it important to know the file format? This is the only way to find out which program to use to open the file. Each file format has a unique extension and almost always a unique signature. For example, Microsoft Word documents have the extension .docx and the signature (usually the first 3 characters in this file) PK. If the file extension does not match the file format, double-clicking on the file will cause an error upon opening. Knowledge is power - this also applies when dealing with unknown or faulty files. In the following you will find our evaluation of the CSPROJ files:

Files with the CSPROJ extension are quite widely used. This file type is mainly used by one program with a specific format. The two most common formats are as follows:

You can get all the details of your CSPROJ file by dragging it onto this page or by clicking the button "Choose your .csproj file to view" above.

Technical Data for CSPROJ File Extension

File classification:
Developer
Related files:
cs, sln, csprj, cpproj, user, cxproj, config, cproj, sproj, zip, xml, xaml, snl, caproj, gitignore, resx, py, json, ete, txt, dsp, vdproj, vbp
Mime type:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: csprojfile
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET\Common7\IDE\devenv.exe %1

ProgramID: VisualStudio.csprojfile.7.1
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET 2003\Common7\IDE\devenv.exe %1

ProgramID: VisualStudio.csprojfile.7.1
EXEFile: %ProgramFiles%\Visual Studio .NET 2003\Common7\IDE\devenv.exe %1

ProgramID: VisualStudio.csproj.8.0
EXEFile: %ProgramFiles%\Common Files\Microsoft Shared\MSEnv\VSLauncher.exe %1

ProgramID: VCSExpress.csproj.8.0
EXEFile: %ProgramFiles%\Common Files\Microsoft Shared\MSEnv\VSLauncher.exe

ProgramID: SD.csprojfile
EXEFile: %ProgramFiles%\SharpDevelop\2.0\bin\SharpDevelop.exe

ProgramID: Expression.Blend.ProjectFile
EXEFile: %ProgramFiles%\Microsoft Expression\Blend 1.0\Blend.exe

ProgramID: Expression.Blend.ProjectFile
EXEFile: %ProgramFiles%\Microsoft Expression\Blend 2 September Preview\Blend.exe

ProgramID: VisualStudio.csproj.9.0
EXEFile: %ProgramFiles%\Common Files\Microsoft Shared\MSEnv\VSLauncher.exe

ProgramID: VCSExpress.csproj.9.0
EXEFile: %ProgramFiles%\Common Files\Microsoft Shared\MSEnv\VSLauncher.exe

ProgramID: VisualStudio.csproj.8.0
EXEFile: %ProgramFiles%\Gemeinsame Dateien\Microsoft Shared\MSEnv\VSLauncher.exe

ProgramID: VSTA.csproj.8.0
EXEFile: %ProgramFiles%\Common Files\Microsoft Shared\MSEnv\VSLauncher.exe


a csproj project is a special file format by Microsoft and should only be edited and saved with the appropriate software.

How to solve problems with CSPROJ files

  • Associate the CSPROJ file extension with the correct application.
  • Update your software that should actually open projects. Because only the current version supports the latest CSPROJ file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available Visual Studio update.
  • To make sure that your CSPROJ file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .CSPROJ file online - secure, fast, and no downloads needed.
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CSPROJ file viewer CSPROJ file description