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csharp-lsp Plugin

Author
Anthropic
Category
Development
Topics
Code Search & Code Intelligence
Version
1.0.0
First seen
2026-07-09
Last confirmed
2026-07-13
Explanation last updated
2026-07-12

The explanation below is AI-generated. Please verify it against the sources.

csharp-lsp is a Claude Code plugin that provides a C# language server for code intelligence and diagnostics. It supports files with the .cs extension. According to the README, it can be installed via the .NET tool csharp-ls (recommended) or via Homebrew on macOS. It requires .NET SDK 6.0 or later.

Overview

According to the README, csharp-lsp is a plugin that integrates the csharp-ls language server into Claude Code to provide C# code intelligence and diagnostics.

What you can do with csharp-lsp

  • Get code intelligence and diagnostics for .cs files in Claude Code
  • Install the underlying language server via dotnet tool install --global csharp-ls
  • Install the underlying language server via Homebrew on macOS (brew install csharp-ls)
  • Use it with .NET SDK 6.0 or later
  • Refer to the csharp-ls GitHub page or .NET SDK download page for more information

Sources

Original description (English)

C# language server for code intelligence

History of csharp-lsp

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