The only web-scale, fully customizable OpenID Certified™ OpenID Connect and OAuth2 Provider in the world. Become an OpenID Connect and OAuth2 Provider over night. Written in Go, cloud native, headless, API-first. Available as a service on Ory Network and for self-hosters. Relied upon by OpenAI and others for web-scale security.

• UpdatedOct 7, 2025
• Go

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

• UpdatedAug 29, 2025
• Ruby

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

• UpdatedOct 3, 2025
• Python

OAuth 2.0 server library for the Go programming language.

• UpdatedAug 20, 2025
• Go

YOU SHOULD USEhttps://github.com/lepture/authlib

• UpdatedJul 19, 2024
• Python

Example for OAuth 2 Server for Authlib.

• UpdatedJul 11, 2023
• Python

spring boot (springboot 3+) oauth2 server sso 单点登录 认证中心 JWT,独立部署,用户管理 客户端管理

• UpdatedSep 30, 2025
• Java

OpenID Connect and OAuth2 provider implementation for the Django framework.

• UpdatedSep 24, 2025
• Python

Google Provider for the OAuth 2.0 Client

• UpdatedNov 14, 2023
• PHP

A fast, light and cloud native OAuth 2.0 authorization microservices based on light-4j

• UpdatedJan 18, 2024
• Java

Making OAuth 2 provider and authentication with http bearer as simple as possible for Elixir and Phoenix apps

• UpdatedAug 16, 2024
• Elixir

An example OAuth 2 provider application using the Doorkeeper gem, Rails and Devise

• UpdatedOct 7, 2025
• Ruby

OAuth2全家桶项目。本项目演示了如何使用spring-boot、spring-security以及spring-security-oauth快速构建OAuth2服务框架体系。

• UpdatedAug 3, 2018
• JavaScript

Lightweight Identity and Access Management server, manage authentication and authorization up to decentralized identity

• UpdatedSep 30, 2025
• Elixir

A Clojure library helping the integration of Keycloak with a Clojure Application + a sample SPA Client and API Server demonstrating the Keycloak integration

• UpdatedJan 27, 2025
• Clojure

JavaScript library for using OAuth 2.0 Implicit Grant flow (Client-Side Flow) with Ember.js

• UpdatedJan 17, 2024
• JavaScript

Spring Boot OAuth 2.0 & OpenID Connect Identity Provider / Authorization Server

• UpdatedDec 23, 2021
• Java

✨ Seamless and highly customizable authentication and user management server for any project. ✨

• UpdatedSep 8, 2025
• TypeScript

Get an OAuth 2 provider running in your phoenix with controllers, views and models in just two minutes

• UpdatedFeb 16, 2023
• Elixir

Authenticate in ESIA and get authenticated individual personal information

• UpdatedJun 5, 2025
• PHP