#oauth2

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

Auth0 authentication for Single Page Applications (SPA) with PKCE

The Janssen Project is a home for open source IAM components, featuring Auth Server (OAuth/OpenID), Agama low-code identity orchestration, and the Cedarling policy decision point. The "Janssen Server" distributions bundle IAM components under one control plane.

Build product integrations with AI.

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

The all-in-one, open-source backend platform for agentic coding. InsForge gives your coding agent database, auth, storage, compute, hosting, and AI gateway to ship full-stack apps end-to-end.

Auth0 headless browser sdk

.NET client for the Auth0 Authentication & Management APIs.

The most comprehensive authentication framework

CloudFoundry User Account and Authentication (UAA) Server

Gravitee.io - Access Management - OpenSource IAM Solution

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape.

🔐 oauth2 - A Ruby wrapper for the OAuth 2.0, & 2.1 Authorization Frameworks, including OpenID Connect (OIDC)

OpenID/Connect, OAuth2, WS-Federation and SAML 2.0 server based on Duende IdentityServer and ITFoxtec Identity SAML 2.0 with its admin UI

Capacitor plugin to make login with Google,Apple,Facebook and so on, simple and fast to implement

OAuth 2.0 social authentication providers for ASP.NET Core

Monorepo for libraries that protect Node APIs with OAuth2 Bearer JWTs

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

OAuth2 goodies for the Djangonauts!

Authentication for the Web.

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

Python Social Auth - Application - Django

Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation

Truly open source API gateway with native OpenAPI support. Written in Java, it is easily extensible, supports legacy XML and SOAP, and is optimized for container deployments.