mcpRoslyn

MBrekhof/mcpRoslyn

★ 3 stars C# AI/LLM Updated 1d ago

C# code intelligence MCP server. Wraps Roslyn MSBuildWorkspace; serves 13 symbol-level navigation tools (find_references, goto_definition, find_implementations, semantic_search, etc.) over stdio to AI coding agents.

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Quick Install

Copy the config for your editor. Some servers may need additional setup — check the README.

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "mcproslyn": {
      "command": "npx",
      "args": [
        "-y",
        "MBrekhof/mcpRoslyn"
      ]
    }
  }
}

README Excerpt

MCP server exposing C# symbol-level navigation (find-references, goto-definition, find-implementations, semantic-search, rename, etc.) to AI coding agents. Wraps Roslyn's `MSBuildWorkspace` and serves over stdio. **Status:** v1.3 — feature expansion shipped and tagged `v1.3.0`, with post-tag fixes on top of it. 20 tools plus `echo`, 123 tests. See [`docs/acceptance/`](docs/acceptance/) for measured timings. v1 design at [`docs/plans/2026-05-15-mcproslyn-design.md`](docs/plans/2026-05-15-mcprosly

Tools (8)

FailureProjectLoadedWithWarningsSkippedUnsupportedProjectSymbolIndexechofind_dead_code_candidatesfind_implementationsreload_workspace

mcpRoslyn

Quick Install

README Excerpt

Tools (8)

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