OpenID connect (OIDC)

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OpenID connect (OIDC) is an authentication layer on top of theOAuth 2.0 authorization framework. BesideSAML it’s widely known for being used as asingle sign-on method. It usesREST andJSON for communication with the identity provider.

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keycloak /keycloak

Star31.7k

Open Source Identity and Access Management For Modern Applications and Services

saml keycloak oidc

UpdatedDec 18, 2025
Java

nextauthjs /next-auth

Star27.9k

Authentication for the Web.

react nodejs oauth jwt oauth2 web authentication nextjs nuxt auth csrf oidc solidjs nuxt-auth nextauth sveltekit remix-auth solid-auth

UpdatedDec 12, 2025
TypeScript

better-auth /better-auth

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Star24.2k

The most comprehensive authentication framework for TypeScript

oauth oauth2 typescript authentication stripe iam sso oidc

UpdatedDec 18, 2025
TypeScript

casbin /casbin

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Star19.6k

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

oauth saml authentication iam acl auth authorization cas permission rbac sso oidc access-control abac authz authn cloudsecurity casbin cloudos casdoor

UpdatedDec 13, 2025
Go

goauthentik /authentik

Star19.3k

The authentication glue you need.

kubernetes security saml oauth2 authentication proxy reverse-proxy authorization sso oauth2-server oidc oauth2-client oidc-provider oidc-client saml-idp saml-sp authentik

UpdatedDec 18, 2025
Python

fosrl /pangolin

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Star17.2k

Identity-aware VPN and proxy for remote access to anything, anywhere.

letsencrypt docker iot proxy self-hosted reverse-proxy vpn traefik identity-management oidc single-sign-on wireguard zero-trust home-lab crowdsec zero-trust-network-access ztna

UpdatedDec 18, 2025
TypeScript

ory /hydra

Star16.8k

Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go.

docker security identity oauth oauth2 cloud server oauth2-provider authorization hydra sso openid oauth2-server openid-connect oauth-provider openid-provider federation oidc hacktoberfest openid-connect-provider

UpdatedDec 17, 2025
Go

casdoor /casdoor

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Star12.7k

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, Face ID, RADIUS, Google Workspace, Active Directory and Kerberos

ldap oauth saml authentication iam auth radius totp sso oidc mfa scim single-sign-on authn faceid webauthn casdoor ai-gateway llm-gateway mcp-gateway

UpdatedDec 14, 2025
Go

zitadel /zitadel

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Star12.5k

ZITADEL - Identity infrastructure, simplified for you.

identity saml oauth2 authentication login authorization sso user openid-connect oidc mfa scim multitenancy 2fa fido2 passkeys

UpdatedDec 18, 2025
Go

dexidp /dex

Star10.4k

OpenID Connect (OIDC) identity and OAuth 2.0 provider with pluggable connectors

kubernetes oidc identity-provider hacktoberfest idp

UpdatedDec 15, 2025
Go

booklore-app /booklore

Star7.1k

BookLore: A self-hosted, multi-user digital library with smart shelves, auto metadata, Kobo & KOReader sync, BookDrop imports, OPDS support, and a built-in reader for EPUB, PDF, and comics.

java angular spring-boot self-hosted ebooks opds oidc metadata-management library-management-system book-management