vtiger CRM is an enterprise-ready Open Source CRM software mainly for small and medium businesses. vtiger CRM is built over proven, fast, and reliable LAMP/WAMP (Linux/Windows, Apache, MySQL, and PHP) technologies and other open source projects.
Double Choco Latte is a GNU Enterprise package that provides basic project management capabilities, time tracking on tasks, call tracking, email notifications, online documents, statistical reports, a report engine, and more features are either working or being developed/planned. It can be displayed inside of a phpGroupWare installation or be used stand-alone. It is licensed under the GPL (GNU Public License), which means it is free to study, distribute, modify, and use.
Streber is a free wiki driven project management tool written in php5. Freelancers and small teams can easily setup projects and keep track of tasks, issues, bugs, efforts etc. Project-User-Rights can be adjusted e.g. to provide clients a limited view of the current project state.
It supports very easy Installation with FTP.
The GOnicus System Administrator (GOsa) is a GPL'ed PHP based administration tool for managing accounts and systems in LDAP databases provided by the GONICUS GmbH, Arnsberg, Germany. It administers users and groups, mail distribution lists, thin clients a