TUTOS Groupware Suite Web-based groupware suite. http://www.tutos.org

ToutDoux A project manager for GNOME part of the GNU project. French/english. http://www.gnu.org/software/toutdoux/

PyGantt Reads a project description from a XML formatted file and outputs an HTML Gantt diagram. http://www.logilab.org/pygantt/

Project Management Interface Web-based project management application. Provides portal management to a large number of coarsely-managed projects. http://majordojo.com/pmi/

PHProjekt Web-based groupware tool which includes calendar, project-management, time-card management, PDA synchronization, email, voting system and personal to-do list management http://www.phprojekt.com

PhpCollab Groupware module. Manage web projects with team collaboration, users management, tasks and projects tracking, files approval tracking, project sites clients access, customer relationship management (Php / Mysql or Sql Server). http://www.phpcollab.com/website/index.php

Double Choco Latte Issue tracking and project management. Part of Gnu Enterprise project. http://dcl.sourceforge.net/

Achievo A web-based project management tool, offering basic project and customer management. (PHP) http://www.achievo.org

Track+ Tracking System Tool for tracking of issues, tasks and other items such as support calls, problem reports, bugs, action items, risks, requirements, and work packages. Uses web browser as client, servlet based web server, and SQL database. Written in Java, (JDK 1.2 or beyond). Tested with Linux, Solaris, HP-UX, and Windows. http://trackplus.sourceforge.net/

FUTURe Project Planner A time management application written in Java including todo lists, Gantt charts, diaries, pert charts. Currently in early project stages. http://www.wolfkeeper.uklinux.net/FUTURe/

Gantt Project Graphical Java program for editing Gantt charts. GPL http://ganttproject.sourceforge.net/

dotproject BSD-licensed PHP-MySQL web-based project management application, with Gantt chart support http://www.dotproject.net/

Austin C++ parser for which converts XML-based project files into Gantt charts http://austin.sourceforge.net

Taskjuggler A tool to schedule and track complex projects. The textual project description is compiled into schedules, status reports and GANTT charts. http://www.taskjuggler.org

Project/Open Web-based project resource planning system, with project rooms, and tools for managing clients, invoices, time, and cost. Designed for the advertizing, IT consulting, translation and knowledge management sectors. http://www.project-open.com/

ScrumWiki Simple Wiki-based tool for applying Scrum project management techniques. Collaborative, open source, cross platform and with full version control. http://scrum.minty.org

Projectory Open source, platform-independent, web-enabled project management tool for software projects based on Perl and MySQL. http://projectory.sourceforge.net/

WR Time Tracker PHP-based work time tracking system, under X11-style "Liberal Freeware License". http://products.wrconsulting.com/wrtimetracker

Planner Open source project planning and management application for the GNOME desktop. http://planner.imendio.org/

WebCollab A web-based system for projects and project management. http://webcollab.sourceforge.net/