Forward authentication service. Google/OpenID oauth based login
The most comprehensive authentication library for TypeScript
An open-source Identity and Access Management (IAM)
Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape
Google Auth Library for Node.js
Open source auth infrastructure for B2B SaaS
Single Sign-On for Your Self-Hosted Universe
Secure Backend Server for Web, Mobile & Flutter Developers
PHP strong authentication library, web interface & CLI, OATH certified
Static file serving and directory listing
Single sign-on solution for securing internal services
Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication
An Elixir Authentication System for Plug-based Web Applications
A Java-based LDAP API
FIDO® Certified StrongKey FIDO Server (SKFS)
Two-factor authentication system
Source code for 2FAS Auth Browser Extension
Jupyter server extension to proxy requests with AWS SigV4 authentican
IDaaS/IAM solution that can Auth to web and mobile applications
A library for implementing authentication/authorization in Ember.js
One Time Password Authentication package, compatible with Google Auth