Open-source projects tagged “oauth2”

Open-source and self-hostable projects tagged “oauth2” on GitHub, with license, free-edition limits and setup checked against official sources.

Supabase
A Postgres-based backend platform that bundles a database, auth, auto-generated APIs, storage, realtime and edge functions, available hosted or self-hosted.
Stars111k
Last commitOct 11, 2026
LicenseApache-2.0
authentik
A self-hosted identity provider that offers SSO with OIDC, SAML, LDAP, SCIM, RADIUS and a reverse proxy.
Stars26k
Last commitOct 10, 2026
LicenseMIT