1.logto-io / logto🧑🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.authenticationauthorizationidentityopenid-connectpasswordlesssocial-login+14 moreTypeScriptMPL-2.015K total1.2K forks+47 starsfrom 14,784 · score 3.87
2.stalniy / caslCASL is an isomorphic authorization JavaScript library which restricts what resources a given user is allowed to accessauthorizationpermissionsaclcancancaslisomorphic-javascriptTypeScriptMIT7.1K total301 forks+6 starsfrom 7,103 · score 1.95
3.panva / oauth4webapiLow-Level OAuth 2 / OpenID Connect Client API for JavaScript Runtimesoauth2openidopenid-connectoidcauthenticationauthorization+10 moreTypeScriptMIT797 total74 forks+5 starsfrom 792 · score 1.79