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MCP Language Server logo

MCP Language Server

isaacphi/mcp-language-server

This is an MCP server that runs and exposes a language server to LLMs. Not a language server for MCP, whatever that would be.

View on GitHub198

Install

Client configuration

{
  "mcpServers": {
    "language-server": {
      "command": "/full/path/to/your/clone/mcp-language-server/mcp-language-server",
      "args": [
        "--workspace",
        "/path/to/workspace",
        "--lsp",
        "language-server-executable"
      ],
      "env": {
        "LOG_LEVEL": "<LOG_LEVEL>"
      }
    }
  }
}
GitHub stars
198
Author
@isaacphi
Category
Developer Tools, AI Chatbot
Updated
Oct 6, 2026

Tools (6)

  • definition

    Retrieves the complete source code definition of any symbol (function, type, constant, etc.) from your codebase.

  • references

    Locates all usages and references of a symbol throughout the codebase.

  • diagnostics

    Provides diagnostic information for a specific file, including warnings and errors.

  • hover

    Display documentation, type hints, or other hover information for a given location.

  • rename_symbol

    Rename a symbol across a project.

  • edit_file

    Allows making multiple text edits to a file based on line numbers.

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

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