Code

Below is a collection of libraries and services that support OAuth 2.0. If you would like to make any changes to this page, you can edit this page.

Server Libraries

• Java
  • MitreID (with OpenID Connect)
  • Spring Security OAuth
  • Apis Authorization Server (v2-31)
  • Restlet Framework (draft 30)
  • Apache CXF
  • Tokens: Java library for conveniently verifying and storing OAuth 2.0 service access tokens.
  • Light OAuth2 - The fastest, lightest and cloud native OAuth 2.0 microservices
• PHP
  • PHP OAuth2 Server and Demo
  • PHP OAuth 2.0 Auth and Resource Server and Demo
  • PHP OAuth2.0 for Silex and Demo
  • PHP OAuth2.0 for Symfony and Demo
  • Nette OAuth2 provider for Nette framework and Nette REST API bundle
• Python
  • HHS OAuth2 Server (Healthcare Focused)
  • Python OAuth 2.0 Client + Server Library
  • Django OAuth Toolkit (DOT) is an OAuth2 Provider for Django built upon oauthlib
  • Flask-OAuthlib is an OAuth2 Client/Provider for Flask built upon oauthlib
  • Authlib has an OAuth2 and OpenID Connect Provider, generic and Flask.
• NodeJS
  • NodeJS OAuth 2.0 Provider
  • Mozilla Firefox Accounts. A full stack Identity Provider system developed to support Firefox Marketplace and other services
  • OAuth2orize: toolkit to implement OAuth2 Authorization Servers
• Ruby
  • Rack::OAuth2 - OAuth 2.0 Server & Client Library in Ruby.
• .NET
  • .NET DotNetOpenAuth
  • OAuthServer a simple OAuth server 2.0 developed in C# to provide OAuth authentication for Active Directory Users.
  • IdentityServer 3
  • IdentityServer 4
• Erlang
  • Erlang OAuth 2 Server framework
• Go
  • Fosite: Extensible security first OAuth 2.0 and OpenID Connect SDK for Go.
  • osin: Golang OAuth2 server library
  • Golang OAuth 2 Server framework
  • gin-oauth2: middleware for Gin Framework users who also want to use OAuth2
• Kotlin
  • Kotlin OAuth2 server: Flexible OAuth2 server library
• Elixir
  • Elixir OAuth2 Server: The no-brainer library to use for adding OAuth 2.0 provider capabilities to your Elixir app.
• Rust
  • oxide-auth: A OAuth2 server library, for use in combination with iron or other frontends, featuring a set of configurable and pluggable backends.
• Perl
  • Perl OAuth2 Authorization Server
  • Perl OAuth2 Server on Catalyst
  • Perl OAuth2 Server on Mojolicious

Client Libraries

• PHP
  • league/oauth2-client: OAuth 2.0 Client from the League of Extraordinary Packages
  • oauth-api from PHP Classes
  • Very simple OAuth 2.0 client, PHP >= 5.4 (Composer: fkooman/oauth2-client)
  • OAuth2/OpenID Connect Client Library for PHP/Zend Framework 2
• Objective C
  • Cocoa
  • iPhone and iPad
  • iOS and Mac OS X (draft 10)
  • YToolkit
• Swift
  • OAuthSwift
  • p2 OAuth2
• Java
  • Spring Social
  • Spring Security OAuth
  • Restlet Framework (draft 30)
  • ScribeJava
  • oauth2-essentials
  • Light Java Client
  • Google OAuth Java Client
• Scala
  • Silhouette
• Python
  • sanction
  • rauth
  • Authomatic
  • Python Social Auth is an OAuth and OAuth2 client for a multitude of services.
  • Flask-OAuthlib is an OAuth2 Client/Provider for Flask built upon oauthlib
  • Authlib has built-in OAuth 2 client for Flask and Django.
• Ruby
  • Ruby Gem
  • Ruby
  • Rack::OAuth2 - OAuth 2.0 Server & Client Library in Ruby.
• ColdFusion / CFML
  • OAuth2 - OAuth 2.0 Client Library for ColdFusion. Contains simple components for specific resource servers.
• Javascript
  • Javascript
  • OAuth2-client-js
  • Salte Auth
• Node.js
  • Grant
  • PassportJS
  • OAuth2-client-js
• .NET
  • OWIN Middleware
  • DotNetOpenAuth
  • DotNetAuth
  • Spring Social for .NET
  • Xamarin.Auth
• Qt/C++
  • O2 (supports OAuth 1.0a and 2.0)
  • Qt Network Authentication (since 5.8, supports OAuth 1 and 2)
• Lua/Corona SDK
  • Corona/Lua OAuth 2.0 API
• Dart
  • Dart OAuth 2.0 Client
• Go
  • Go OAuth 2.0 Client
• ActionScript
  • ActionScript OAuth 2
• PowerShell
  • PowerShell client
• Elm
  • elm-oauth2.0
• Elixir
  • An Elixir OAuth 2.0 Client Library
• Rust
  • ramosbugs/oauth2-rs - Extensible, strongly-typed Rust OAuth2 client library

OAuth Services

• Auth0: Authorization Server as a service (or self hosted)
• Curity Identity Server: A self hosted Authorization Server
• Hydra an open source OAuth2 and OpenID Connect server for new and existing infrastructures
• OAuth.io (self hosted), and also you can use as an external service
• Okta
• SSQ signon (self hosted), and also you can use as an external service
• Glewlwyd (self hosted), lightweight OAuth2 server providing JSON Web Tokens, supports authentication with database or LDAP backend for users and clients.

Services that Support OAuth 2

• Basecamp
• Beeminder
• BitBucket
• Blizzard
• BookingSync
• Box
• Buffer
• Campaign Monitor
• Clever
• Do.com
• Dribbble
• Dropbox
• Exist
• Facebook's Graph API
• FitBit
• Foursquare
• GitHub
• Google
• HiDrive
• Instagram
• Intuit
• LinkedIn
• Meetup
• NationBuilder
• Salesforce
• ShareFile
• Slack
• SoundCloud
• Spotify
• time cockpit
• Windows Live

Legacy OAuth 1.0 Support

• See OAuth 1.0