MCP Auth Proxy

OAuth 2.1/OIDC authentication proxy for MCP servers

Drop-in OAuth 2.1/OIDC gateway for MCP servers with no code changes required. Supports multiple identity providers (Google, GitHub, Okta, Auth0, Azure AD, Keycloak) and flexible user authorization patterns. Compatible with stdio, SSE, and HTTP transports.

Author: sigbit

Stars: 133

GitHub

Install: Download from https://github.com/sigbit/mcp-auth-proxy/releases