Authentication & Authorization APIs
8 authentication & authorization APIs for sign-in, identity and access control, best documented first.
Auth0
Authentication & AuthorizationEasy to implement, adaptable authentication and authorization platform
API keyCORS
Stytch
Authentication & AuthorizationUser infrastructure for modern applications
API key
Clerk
Authentication & AuthorizationDrop-in React components for authentication and authorization
API keyCORS
MojoAuth
Authentication & AuthorizationSecure and modern passwordless authentication platform
API keyCORS
GetOTP
Authentication & AuthorizationImplement OTP flow quickly
API key
Warrant
Authentication & AuthorizationAPIs for authorization and access control
API keyCORS
Kinde
Authentication & AuthorizationAuthentication for modern applications. Integrates in minutes and free up to 7,500 MAU
OAuth
Corbado
Authentication & AuthorizationPasskey-first authentication
API keyCORS