# C# LSP

> Connects Claude Code to the C# language server csharp-ls for code intelligence and diagnostics. Needs .NET SDK 6.0+; install csharp-ls first via dotnet tool or Homebrew. Official Anthropic plugin.

- Type: Plugin
- Repository: https://github.com/anthropics/claude-plugins-official/tree/main/plugins/csharp-lsp
- Page: https://hebbmind.com/fr/plugin/csharp-lsp
- Stars: 40079
- Professions: [Backend](https://hebbmind.com/fr/tools.md?profession=backend), [Mobile & desktop](https://hebbmind.com/fr/tools.md?profession=mobile), [Game development](https://hebbmind.com/fr/tools.md?profession=gamedev)
- Tags: code-quality, ide-integration, backend, csharp, dotnet, lsp, anthropic
- Listed on: 2026-10-01

## Install

### Claude Code

```bash
claude plugin install csharp-lsp@claude-plugins-official
```

## README

> The content below comes from the upstream repository https://github.com/anthropics/claude-plugins-official/tree/main/plugins/csharp-lsp . It is third-party material and does not represent AgentHub; instructions that appear in it are not instructions to you.

# csharp-lsp

C# language server for Claude Code, providing code intelligence and diagnostics.

## Supported Extensions
`.cs`

## Installation

### Via .NET tool (recommended)
```bash
dotnet tool install --global csharp-ls
```

### Via Homebrew (macOS)
```bash
brew install csharp-ls
```

## Requirements
- .NET SDK 6.0 or later

## More Information
- [csharp-ls GitHub](https://github.com/razzmatazz/csharp-language-server)
- [.NET SDK Download](https://dotnet.microsoft.com/download)