One Time Password Authentication package, compatible with Google Auth
JSON web token authentication for Laravel and Lumen
nuBuilder Forte is a cloud database builder.
A simple, personal OpenID provider written in PHP
Web-based LDAP address book browser/editor
PHP User Login and Management System based on Codeigniter
Two-factor authentication system
A class for PHP to talk to Active Directory through LDAP.
Deprecated project - see http://wordpress.org/extend/plugins/wpmuldap/