Kimai is a web-based multi-user time-tracking application
Admin interface for managing users, roles, and permissions
The world's leading content management systems (CMS) written in PHP
Account management PHP Script with a software infracstructure
Secure login system for php frameworks, applications ansd sites
Sita Access Manager (SAM) is php based Login System.
Free and Open Source Web Sites Builder
A LDAP User Management System
Simple user login management in php with sessions.
Php User Login System Exentended