saml

The authentication glue you need.

An authorization library that supports access control models like ACL, RBAC, ABAC in Golang: https://discord.gg/S5UjpzGZjN

ZITADEL - Identity infrastructure, simplified for you.

An open-source AI-first Identity and Access Management (IAM) /AI MCP gateway and auth server with web UI supporting MCP, A2A, OAuth 2.1, OID

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

Integrated set of Django applications addressing authentication, registration, account management as well as 3rd party (social) account auth

Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.