CloudFoundry User Account and Authentication (UAA) Server
MaxKey SSO ,Leading-Edge IAM-IDaas(Identity and Access Management)
The Single Sign-On Multi-Factor portal for web apps
Apereo CAS WAR Overlay template
Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape
A private certificate authority (X.509 & SSH) & ACME server
Identity & Single Sign On for all earthlings and beyond
X display management and authentication application
Webbased Small Business Server
Apache LDAP Directory Manager
An open source Identity & Access Management solution with AD-functions
Token based authentication module for angular.js
two factor authentication management system