What are the best Identity Provider repositories on GitHub?

The top-ranked Identity Provider open source repositories include RockSolidKnowledge/Open.IdentityServer, authgear/authgear-server, apereo/cas, tracked and evaluated by community adoption, stars, and code commits.

How do I find trending Identity Provider open source tools?

Browse this curated Identity Provider directory to monitor real-time GitHub star velocity, latest code releases, and rising developer tools updated daily.

Are Identity Provider GitHub repositories free and open source?

Most Identity Provider projects listed here are distributed under open source licenses (such as MIT, Apache 2.0, or GPL). Always check individual project repositories for exact license terms.

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Identity Provider GitHub Repositories (2026) · Open Source Tools

Discover the best Identity Provider open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.

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7 matching projects · updated Nov 13, 2026 How we rank ↗

#1 TRENDING RockSolidKnowledge/Open.IdentityServer C# NEW 2026

A free open source OpenID Connect and OAuth 2.0 framework for ASP.NET Core, based on IdentityServer4

◇ identity-provider ◇ oauth2 ◇ openid-connect

20 ↑ +6 today

182

#2 TRENDING authgear/authgear-server Go 2020

Open source Auth0/Keycloak alternative. Passkeys, SSO, MFA, passwordless, biometric login. Self-hosted or cloud. Enterprise-ready for SaaS & mobile apps

◇ 2fa ◇ auth0 ◇ authentication ◇ biometric

130 ↑ +4 today

2.1K