List groupware di Linux

E-Groupware

Database : Mysql / Postgresql
Platform : PHP
Feature :
1. PIM
2. Project Management
3. InfoLog
4. Tracking System
5. TImesheet
6. File Manager
7. Knowledge Base
8. Polls
9. Resource Project
10. WIki
11. Site Manager
12. Templating System
13. Calendar

PHPGroupware

Database : Mysql
Platform : PHP
Feature :
1. PIM
2. Project Management
3. InfoLog
4. Tracking System
5. TImesheet
6. File Manager
7. Knowledge Base
8. Polls
9. Resource Project
10. WIki
11. Site Manager
12. Calendar

TikiWiki
Database : Mysql
Platform : PHP
Feature :
1. Wiki
2. Blog
3. Tracking System
4. File Manager
5. Image Galery
6. Article
7. Forum
8. News Letter
9. Calendar

Simple-groupware
Database : Mysql / Postgresql
Platform : PHP
Feature :
1. PIM
2. Project Management
4. Tracking System
5. News
6. File Manager
7. WIki
8. Calendar

And all free ... just install and run.