About Redmine http://redmine.org/

[joseph]

Redmine

Redmine is a flexible project management web application. Written using Ruby on Rails framework, it is cross-platform and cross-database.

Redmine is open source and released under the terms of the GNU General Public License v2 (GPL).

Project homepage Redmine - Overview - Redmine
Redmine demo page Puppet - Roadmap - ReductiveLabs.com

[joseph]

* Multiple projects support
* Flexible role based access control
* Flexible issue tracking system
* Gantt chart and calendar
* News, documents & files management
* Feeds & email notifications
* Per project wiki
* Per project forums
* Time tracking
* Custom fields for issues, time-entries, projects and users
* SCM integration (SVN, CVS, Git, Mercurial, Bazaar and Darcs)
* Issue creation via email
* Multiple LDAP authentication support
* User self-registration support
* Multilanguage support
* Multiple databases support

Read more about Redmine features