285+ open-source auth tools — OAuth, SSO, passkeys, MFA, and session management. Alternatives to Auth0, Clerk, and Firebase Auth.
ALTCHA offers cutting-edge spam and abuse protection for websites and apps, with privacy-friendly CAPTCHA alternatives designed for GDPR compliance.
Headless cloud-native authentication and identity management written in Go. Scales to a billion+ use
Privacy-focused proof-of-work CAPTCHA system that silently protects websites without tracking users or requiring image solving. Drop-in replacement for reCAPTCHA.
Replace your VPN with zero-trust access built on WireGuard. Fast, scalable network security with simple policies and identity provider integration.
React starter kit with "Most Wanted" application features
OpenID Connect (OIDC) identity and OAuth 2.0 provider with pluggable connectors
Connectivity, auth, access control, and audit platform
A spec compliant, secure by default PHP OAuth 2.0 Server
Kanidm: A simple, secure, and fast identity management platform
A reverse proxy that provides authentication with Google, Azure, OpenID Connect and many more identi
The tiniest authentication and authorization server you have ever seen.
:ice_cube: - AppArmor profile generator for Docker containers