| Achievo: A web-based project management tool, offering basic project and customer management. (PHP) |
| Austin: C++ parser for which converts XML-based project files into Gantt charts |
| dotproject: BSD-licensed PHP-MySQL web-based project management application, with Gantt chart support |
| Double Choco Latte: Issue tracking and project management. Part of Gnu Enterprise project. |
| FUTURe Project Planner: A time management application written in Java including todo lists, Gantt charts, diaries, pert charts. Currently in early project stages. |
| Gantt Project: Graphical Java program for editing Gantt charts. GPL |
| Gforge Project Management Tool: This part of the GForge collaborative development environment allows fine-grained control over tasklists, bugtracking, and gantt charts, with account management integrated into the overall product. |
| PHProjekt: Web-based groupware tool which includes calendar, project-management, time-card management, PDA synchronization, email, voting system and personal to-do list management |
| Project Management Interface: Web-based project management application. Provides portal management to a large number of coarsely-managed projects. |
| 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. |
| Projectory: Open source, platform-independent, web-enabled project management tool for software projects based on Perl and MySQL. |
| proManager: A PHP-based project manager and todo list with a recursive task and user tree, task-related forums and notes. Runs on various databases. |
| PyGantt: Reads a project description from a XML formatted file and outputs an HTML Gantt diagram. |
| ScrumWiki: Simple Wiki-based tool for applying Scrum project management techniques. Collaborative, open source, cross platform and with full version control. |
| Taskjuggler: A tool to schedule and track complex projects. The textual project description is compiled into schedules, status reports and GANTT charts. |
| ToutDoux: A project manager for GNOME part of the GNU project. French/english. |
| Track+ Issue Tracking System: Web based tool for bug, issue, and task tracking. Offers Gantt charts, diagrams, configurable workflows, email reminders of due tasks and PDF reports. |
| TUTOS Groupware Suite: Web-based groupware suite. |
| WebCollab: A web-based system for projects and project management. |
| WR Time Tracker: PHP-based work time tracking system, under X11-style "Liberal Freeware License". |