Catenary

A bridge between MCP and LSP — giving AI coding assistants IDE-quality code intelligence.

📚 Documentation

Quick Start

1. Install Catenary

cargo install catenary-mcp

2. Connect your AI Assistant

Claude Code

claude mcp add catenary -- catenary

Gemini CLI Add to ~/.gemini/settings.json:

{
  "mcpServers": {
    "catenary": { "command": "catenary" }
  }
}

Then configure your language servers in ~/.config/catenary/config.toml.

Features

• LSP Multiplexing — Multiple language servers in one instance
• Lazy Loading — Servers start only when needed
• Smart Routing — Automatic language detection by file type
• Full Coverage — Hover, definitions, references, diagnostics, completions, rename, formatting, and more

MCP Tools

Documentation

• Install — Setup for Claude Code, Claude Desktop, Gemini CLI
• Config — Configuration reference
• LSPs — Language server setup guides

License

GPL-3.0 — See LICENSE for details.

Commercial licensing available for proprietary use. Contact contact@markwells.dev.