phpGroupWare is a fully featured web based multi-user multi-language supported messaging, collaboration and enterprise management platform written in PHP and part of the GNU Project.
phpGroupWare comes with over 50 web applications that can be mixed and matched according to your needs. Some of the most powerful features that phpGroupWare offer include:
- Contacts management
- Shared calendar
- Web content and document management and sharing
- Project management
- Issues tracking
It’s an open source project, means developer can modified the suit as per there requirement. It also provides an advanced Application Programming Interface (API) which allows you to build and deploy your own web based applications quickly and easily. it supports multiple database backends, permissions and access controls, user interface generation and multiple languages.
it’s perfect groupware solution for small groups of people and large organizations.