GitHub stars · StarDay

1keycloak / keycloakOpen Source Identity and Access Management For Modern Applications and ServicesJavaApache-2.0 · Permissive37,733

2nextauthjs / next-authAuthentication for the Web.TypeScriptISC · Permissive28,374

3goauthentik / authentikThe authentication glue you need.PythonLicense not declared26,258

4fosrl / pangolinModern networking and security platform providing secure access and connectivity to apps, infrastructure, and AI workloads. Connect and protect your users.TypeScriptLicense not declared23,336

5apache / casbinApache Casbin: an authorization library that supports access control models like ACL, RBAC, ABAC.GoApache-2.0 · Permissive20,482

6ory / hydraInternet-scale OpenID CertifiedTM OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go.GoApache-2.0 · Permissive17,649

7zitadel / zitadelZITADEL - Identity infrastructure, simplified for you.GoAGPL-3.0 · Share derivative source15,533

8oauth2-proxy / oauth2-proxyA reverse proxy that provides authentication with Google, Azure, OpenID Connect and many more identity providers.GoMIT · Permissive15,329

9dexidp / dexAn OIDC identity and OAuth 2.0 provider with pluggable connectors.GoApache-2.0 · Permissive11,238

10pocket-id / pocket-idThe most user-friendly OpenID Connect CertifiedTM and OAuth 2.0 provider that lets users sign in to your applications with passkeys.GoBSD-2-Clause · Permissive10,139

11tinyauthapp / tinyauthThe tiniest OpenID CertifiedTM authorization and authentication server you have ever seen.GoAGPL-3.0 · Share derivative source8,478

12kanidm / kanidmKanidm: A simple, secure, and fast identity management platformRustMPL-2.0 · Share derivative source5,543

13authlib / authlibThe ultimate Python library in building OAuth, OpenID Connect clients and servers. JWS, JWE, JWK, JWA, JWT included.PythonBSD-3-Clause · Permissive5,449

14grimmory-tools / grimmoryA self-hosted library for your ebooks, comics, and audiobooksJavaAGPL-3.0 · Share derivative source4,669

15Smaug6739 / Alexandrie📚 The open-source, offline-first Notion, Obsidian & Confluence alternative. Advanced Markdown, multi-tenant teams, OIDC/SSO, and local S3 backups. Deploy in one command.VueMIT · Permissive3,875

16panva / node-oidc-providerOpenID CertifiedTM OAuth 2.0 Authorization Server implementation for Node.jsJavaScriptMIT · Permissive3,848

17pgrok / pgrokPoor man's ngrok - a multi-tenant HTTP/TCP reverse tunnel solution through SSH remote port forwardingGoMIT · Permissive3,646

18oauthlib / oauthlibA generic, spec-compliant, thorough implementation of the OAuth request-signing logicPythonBSD-3-Clause · Permissive2,987

19voidauth / voidauthSingle Sign-On for Your Self-Hosted UniverseTypeScriptAGPL-3.0 · Share derivative source2,905

20DefGuard / defguardZero-Trust access management with true WireGuard® 2FA/MFARustLicense not declared2,902