Topic
Open-source startups tagged #authentication
8 open-source startups in this directory carry the GitHub topic #authentication. 8 pushed code within 30 days of the snapshot of 2026-09-22, 0 have been quiet for 31–120 days, 0 have not pushed in over 120 days. Topics are set by each repository’s own maintainers, so this is what those projects chose to call themselves rather than a category we assigned.
8 of 8 pushed within 30 days of the snapshot of 2026-09-22. How we measure it →
The list
All 8, most-starred first.
The last column is the most recent push GitHub reported to us on 2026-09-22. It counts a push to any branch, by a person or a bot — it is not a claim that anyone is maintaining the project, and a quiet repository may be a finished one.
| Project | What it does | Stars | Ship status | Last verified push |
|---|---|---|---|---|
| pocketbase/pocketbase | Open Source realtime backend in 1 file | 61.1K | Still shipping | Sep 21, 2026 |
| authelia/authelia | The Single Sign-On Multi-Factor portal for web apps. OpenID Certified™ and Post-Quantum Cryptography Ready. | 29K | Still shipping | Sep 22, 2026 |
| goauthentik/authentik | The authentication glue you need. | 25.7K | Still shipping | Sep 22, 2026 |
| supertokens/supertokens-core | Open source alternative to Auth0 / Firebase Auth / AWS Cognito | 15.3K | Still shipping | Sep 21, 2026 |
| zitadel/zitadel | ZITADEL - Identity infrastructure, simplified for you. | 15.1K | Still shipping | Sep 22, 2026 |
| logto-io/logto | 🧑🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC. | 14.6K | Still shipping | Sep 22, 2026 |
| casdoor/casdoor | An open-source Agent-first Identity and Access Management (IAM) /LLM MCP & agent gateway and auth server with web UI supporting OpenClaw, MCP, OAuth, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, Face ID, Google Workspace, Azure AD | 14.5K | Still shipping | Sep 22, 2026 |
| apereo/cas | Apereo CAS - Identity & Single Sign On for all earthlings and beyond. | 11.4K | Still shipping | Sep 22, 2026 |
Related collections
Sideways from here.
The 8 largest other topics in the directory, then the other ways to slice it. Every count is as of the snapshot of 2026-09-22.
Snapshot of 2026-09-22 · 721 repos in the directory · every number on this page is measured against that date, not against today. What this measurement cannot tell you →