JetBrains Rider 2026.2 Help

Supported project file formats

This topic helps you determine whether you can use JetBrains Rider to work with a specific project file format on a specific operating system.

Format

Windows

macOS

Linux

Remarks

.sln (C#, VB, F#)

Supported

Supported

Supported

Classic file format for .NET solutions

.sln (C++)

Supported

Not supported

Not supported

For full C++ support across all platforms, consider using CLion — JetBrains' dedicated C/C++ IDE.

.slnx (C#, VB, F#)

Supported

Supported

Supported

Newer file format for .NET solutions

.slnx (C++)

Supported

Supported

Supported

Experimental support for C++ solutions

.slnf

Supported

Supported

Supported

Filtered .NET solution

CMakeLists.txt

Supported

Supported

Supported

CMake C++ project

.csproj

Supported

Supported

Supported

Single C# project

.vbproj

Supported

Supported

Supported

Single Visual Basic project

.fsproj

Supported

Supported

Supported

Single F# project

.uproject

Supported

Supported

Supported

Unreal Engine projects

.uprojectdirs

Supported

Supported

Supported

Unreal Engine projects

.code-workspace

Supported

Supported

Supported

Verse language projects for Unreal Engine. Requires Verse Language plugin.

Folder

Supported

Supported

Supported

Allows working with all supported languages that can be used without a project model, such as JavaScript, TypeScript, HTML, CSS, XML, SQL.

08 October 2026