open-source · since 2026
MCP Auth Adapter
Red Hat Community AI Tools
An open-source, stateless OAuth/OIDC adapter that sits between MCP clients and an upstream identity provider, exposing MCP authorization discovery and compatibility endpoints while leaving authentication and token issuance to the IdP.
MCPOAuthOIDCauthenticationKeycloakAI agents
desk notes
Verified 2026-09-16 from the repository, README and GitHub API. Supports MCP Authorization specification compatibility, well-known discovery, optional dynamic client registration, RFC 9207 issuer validation, RFC 8707 resource validation, client-credentials passthrough and deployment via npm or GHCR containers. Latest stable release checked: v2.4.1, published 2026-09-07.