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.

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

• UpdatedNov 29, 2025
• Go

Simple, unobtrusive authentication for Node.js.

• UpdatedAug 16, 2024
• JavaScript

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.

• UpdatedNov 28, 2025
• Go

ZITADEL - Identity infrastructure, simplified for you.

• UpdatedNov 28, 2025
• Go

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

• UpdatedNov 28, 2025
• TypeScript

Integrated set of Django applications addressing authentication, registration, account management as well as 3rd party (social) account authentication. 🔁 Mirror ofhttps://codeberg.org/allauth/django-allauth/

• UpdatedNov 25, 2025
• Python

The ultimate Python library in building OAuth, OpenID Connect clients and servers. JWS, JWE, JWK, JWA, JWT included.

• UpdatedNov 27, 2025
• Python

OpenID Certified™ OAuth 2.0 Authorization Server implementation for Node.js

• UpdatedNov 27, 2025
• JavaScript

A cloud native Identity & Access Proxy / API (IAP) and Access Control Decision API that authenticates, authorizes, and mutates incoming HTTP(s) requests. Inspired by the BeyondCorp / Zero Trust white paper. Written in Go.

• UpdatedNov 28, 2025
• Go

Android client SDK for communicating with OAuth 2.0 and OpenID Connect providers.

• UpdatedMar 10, 2025
• Java

A generic, spec-compliant, thorough implementation of the OAuth request-signing logic

• UpdatedNov 5, 2025
• Python

Security engine for Java (authentication, authorization, multi frameworks): OAuth, CAS, SAML, OpenID Connect, LDAP, JWT...

• UpdatedNov 29, 2025
• Java

Extensible security first OAuth 2.0 and OpenID Connect SDK for Go.

• UpdatedNov 20, 2025
• Go

Zero-Trust access management with true WireGuard® 2FA/MFA

• UpdatedNov 28, 2025
• Rust

Minimal forward authentication service that provides Google/OpenID oauth based login and authentication for the traefik reverse proxy

• UpdatedAug 15, 2024
• Go

OAuth 2 / OpenID Connect Client API for JavaScript Runtimes

• UpdatedNov 27, 2025
• TypeScript

Streamline your web application's authentication with Polis, an SSO service supporting SAML and OpenID Connect protocols. Beyond enterprise-grade Single Sign-On, it also supports Directory Sync via the SCIM 2.0 protocol for automatic user and group provisioning/de-provisioning.

• UpdatedNov 29, 2025
• TypeScript

kubectl plugin for Kubernetes OpenID Connect authentication (kubectl oidc-login)

• UpdatedNov 29, 2025
• Go

iOS and macOS SDK for communicating with OAuth 2.0 and OpenID Connect providers.

• UpdatedSep 29, 2025
• Objective-C

Dromara 🗝️MaxKey SSO ,Leading-Edge IAM-IDaas(Identity and Access Management) Product , Under Apache-2.0 is free ，业界领先的IAM-IDaas身份管理和认证产品，遵循Apache-2.0开源免费，支持OAuth2.x、OpenID Connect、SAML2.0、CAS、JWT、SCIM等SSO标准协议，基于RBAC统一权限控制，实现用户生命周期管理，开源、安全、合规、自主可控。

• UpdatedNov 24, 2025
• Java