equivalent Microsoft Project Linux

I'm looking for a free of the equivalent of Microsoft Project on linux.

ganttproject meet my need.



ganttproject
============
http://ganttproject.biz/
java-based


OpenProj
========
http://openproj.org
Licence terms: CPAL

openproj_1.4-2.deb 2008-10-02
http://sourceforge.net/projects/openproj/files/OpenProj%20Binaries/1.4/


Pleno
=====
- URL: http://sourceforge.net/projects/pleno/
- Licence terms: GPL


Projectivity
============
- URL: http://www.projectivity.biz
- Licence terms: GPL


Todoyu
======
- URL: http://todoyu.sourceforge.net
- Licence terms: BSD
Require Apache, PHP, MySQL


Project HQ
==========
- URL: http://projecthq.org/
- Licence terms: GPL



Taskjuggler
===========
Modern and powerful open source project management tool.
www.taskjuggler.org
Free
written in Ruby
sudo apt-get install rubygems
gem install taskjuggler


Planner
=======
The GNOME project management tool
sudo apt-get install planner



Koffice KPlato
===============



Web-based
=========
Feng Office Web Office focused on productivity, collaboration, communication and management
eGroupWare Enterprise ready web-based groupware suite with project management
dotProject Web-based, multi-user, multi-language project management application
Redmine Flexible application written using the Ruby on Rails framework