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csharp-ls brings advanced language features like code completion, diagnostics,and refactoring to your editor for C# projects. It supports projects targetingolder .NET SDK versions including .NET Core 3, .NET Framework 4.8,and potentially earlier ones.

SeeFEATURES.md for a more detailed discussion regarding featuresand customization provided with csharp-ls.

SeeCHANGELOG.md for the list of recent improvements/fixes.

SeeTROUBLESHOOTING.md for server troubleshooting anddiagnostics.

csharp-ls is MIT-licensed (seeLICENSE) and is provided with nowarranty of any kind.

csharp-ls requires the .NET 10 SDK or later to be installed on your machine.Please head toDownload .NET todownload it.

The server can be installed ascsharp-ls dotnet tool:

dotnet tool install --global csharp-ls

Once installed, your editor's LSP client should automatically detect and startcsharp-ls when opening C# project files.

csharp-ls implements the standard LSP protocol to interact with your editor.However, there are some features that require a non-standard implementation.This is where editor-specific plugins can be helpful.

Notable clients:

• Neovim:csharpls-extended-lsp.nvim
• Emacs:emacs/lsp-mode
• Visual Studio Code:vscode-csharp-ls @ github

• csharp-ls is not affiliated with Microsoft Corp.,
• csharp-ls usesRoslyn to parse and update code,
• csharp-ls uses the LSP interface from theIonide.LanguageServerProtocol project,
• csharp-ls usesILSpy/ICSharpCode.Decompiler to decompile types in assemblies to C# source.

• OmniSharp
• C# Dev Kit for VSCode