MCP Hangar

local MCP server

Installation

Terminal

claude mcp add hangar -e MCP_CONFIG=... -- uvx mcp-hangar

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "hangar": {
      "command": "uvx",
      "args": [
        "mcp-hangar"
      ],
      "env": {
        "MCP_CONFIG": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

Summary

Policy enforcement plane for MCP: every tool call ends in a verdict. Self-hosted, MIT.

Questions

MCP Hangar is a local MCP server distributed as the pypi package mcp-hangar.

Run: claude mcp add hangar -e MCP_CONFIG=... -- uvx mcp-hangar

Run: codex mcp add hangar --env MCP_CONFIG=... -- uvx mcp-hangar

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