Authentication

285+ open-source auth tools — OAuth, SSO, passkeys, MFA, and session management. Alternatives to Auth0, Clerk, and Firebase Auth.

Clerk

Complete user management and authentication for modern apps

Authentication
authloginuser-management
Visit → 14 AI recommendations
Kinde

Authentication and user management for modern applications

Authentication
authssouser-management
Visit → 8 AI recommendations
Ory

Open-source identity and access management.

Authentication
authidentityopen-source
Visit → 3 AI recommendations
Bitwarden

Open-source password manager for individuals and teams.

Authentication
password-manageropen-sourceself-hosted
Visit → 2 AI recommendations
Authentik

Self-hosted identity provider — SSO, LDAP, OAuth, SAML

Authentication
authauthenticationsso
Visit → 10 AI recommendations
Devise

Flexible authentication solution for Rails with Warden.

Authentication
authenticationdeviserails
Visit → 24342★ 8 AI recommendations
Casbin

Apache Casbin: an authorization library that supports access control models like ACL, RBAC, ABAC in

Authentication
abacaccess-controlacl
Visit → 19935★ 6 AI recommendations
Logto

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.

Authentication
authenticationauthorizationidentity
Visit → 11730★ 6 AI recommendations
Django Allauth

Integrated set of Django applications addressing authentication, registration, account management and social authentication.

Authentication
accountsauthenticationdjango
Visit → 10313★ 6 AI recommendations
SSOReady

Open-source dev tools for enterprise SSO — ship SAML and SCIM today

Authentication
open-sourcessosaml
Visit → 1531★ 6 AI recommendations
Jwt Auth

🔐 JSON Web Token Authentication for Laravel & Lumen

Authentication
authenticationjwtlaravel
Visit → 11488★ 5 AI recommendations
Authelia

Single sign-on multi-factor portal for web apps

Authentication
ssomfaauth
Visit → 5 AI recommendations
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