hook pam to authenticate users against anything
Facebook authentication strategy for Passport and Node.js.
An open source Identity & Access Management solution with AD-functions
DBIS Reference Implementation
gnupasswd - gnu change user password
two factor authentication management system
Auto Index wap is Advance of Download Portal (Multi Language)
NTLMv2 authentication library and filter for Java
Two-factor authentication system
Authentication, Access Control, and Single Sign-On
The Identity Manager provides a solution to manage the user life cycle
Username and password authentication strategy for Passport and Node.js