Open Source Templates

Authelia

Version: latest

The Single Sign-On Multi-Factor portal for web apps. An open-source authentication and authorization server providing 2FA and SSO via web portal.

Authentik

Version: 2026.2.2

Authentik is an open-source Identity Provider for authentication and authorization. It provides a comprehensive solution for managing user authentication, authorization, and identity federation with support for SAML, OAuth2, OIDC, and more.

Authorizer

Version: 1.4.4

Authorizer is a powerful tool designed to simplify the process of user authentication and authorization in your applications. It allows you to build secure apps 10x faster with its low code tool and low-cost deployment.

Casdoor

Version: latest

An open-source UI-first Identity and Access Management (IAM) / Single-Sign-On (SSO) platform with web UI supporting OAuth 2.0, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, and more.

Keycloak

Version: 26.0

Keycloak is an open source Identity and Access Management solution for modern applications and services.

Snapp

Version: 0.9-rc-020

Snapp is a self-hosted screenshot sharing service with user management and authentication.

Stack Auth

Version: latest

Open-source Auth0/Clerk alternative. Stack Auth is a free and open source authentication tool that allows you to authenticate your users.

Zitadel

Version: 4.16.0

Open-source identity and access management platform with multi-tenancy, OpenID Connect, SAML, and OAuth 2.0 support.