A spec compliant, secure by default
CloudFoundry User Account and Authentication (UAA) Server
Google Auth Library for Node.js
Identity & Single Sign On for all earthlings and beyond
A private certificate authority (X.509 & SSH) & ACME server
Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape
A library for implementing authentication/authorization in Ember.js
MaxKey SSO ,Leading-Edge IAM-IDaas(Identity and Access Management)
FIDO® Certified StrongKey FIDO Server (SKFS)
OAuth 2.0 authorization server toolkit for Node.js
Jupyter server extension to proxy requests with AWS SigV4 authentican
apache cookie SSO mechanism.
Token based authentication module for angular.js
Two-factor authentication system