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Best Open Source sso Libraries

A curated list of the most popular GitHub repositories tagged with sso. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.

#1tailscale/tailscale

The easiest, most secure way to use WireGuard and 2FA.

28,610Go
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#2authelia/authelia

The Single Sign-On Multi-Factor portal for web apps, now OpenID Certified™

26,811Go
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#3better-auth/better-auth

The most comprehensive authentication framework for TypeScript

26,363TypeScript
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#4goauthentik/authentik

The authentication glue you need.

20,229Python
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#5casbin/casbin

An authorization library that supports access control models like ACL, RBAC, ABAC in Golang: https://discord.gg/S5UjpzGZjN

19,854Go
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#6dromara/Sa-Token

✨ 开源、免费、一站式 Java 权限认证框架，让鉴权变得简单、优雅！—— 登录认证、权限认证、分布式 Session 会话、微服务网关鉴权、SSO 单点登录、OAuth2.0 统一认证、jwt 集成、API Key 秘钥授权、API 参数签名

18,628Java
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#7oauth2-proxy/oauth2-proxy

A reverse proxy that provides authentication with Google, Azure, OpenID Connect and many more identity providers.

13,892Go
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#8zitadel/zitadel

ZITADEL - Identity infrastructure, simplified for you.

13,047Go
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#9casdoor/casdoor

An open-source AI-first Identity and Access Management (IAM) /AI MCP gateway and auth server with web UI supporting MCP, A2A, OAuth 2.1, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, Face ID, Google Workspace, Azure AD

13,034Go
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#10teamhanko/hanko

Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.

8,811Go
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#11steveiliop56/tinyauth

The simplest way to protect your apps with a login screen.

6,981Go
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