Authorizer is an open-source authentication and authorization platform for modern applications and AI agents. Authorizer 2.4 adds OAuth 2.1 and MCP support, service accounts, agent-to-agent delegation, passkeys, enterprise SSO with SAML/OIDC, SCIM 2.0, multi-tenant organizations, and embedded OpenFGA-based fine-grained authorization.
Authorizer launches
Launch date

AuthorizerOpen-source auth for enterprise applications, and AI agents
Launched on September 2nd, 2026

