Authentication
8 toolsUser authentication, authorization, and identity management
- Auth0 Enterprise-grade auth that handles every login method, from social login to SAML SSO
- Better Auth Open-source TypeScript authentication framework that runs inside your app and stores users in your own database
- Clerk Drop-in auth with pre-built UI components: sign-up, sign-in, and user management in minutes
- Firebase Auth Google's authentication service with generous free limits and tight integration across the Firebase ecosystem
- Lucia Open-source TypeScript session library, deprecated in March 2025 and replaced by a single-file code example you copy into your app
- Memberstack Add memberships and payments to any website
- Stytch Passwordless authentication API focused on magic links, OTPs, and passkeys
- SuperTokens Open-source authentication you can self-host for free or use their managed service
