GanttProject

-licensed (open-source) Java based, project management software that runs under the Windows, Linux and Mac OS X operating systems.

It features a Gantt chart for project scheduling of tasks, and doing resource management using resource load charts. It has a number of reporting options (MS Project, HTML, PDF, spreadsheets).

The major features include:

* Task hierarchy and dependencies
* Gantt chart
* Resource load chart
* Generation of PERT chart
* PDF and HTML reports
* MS Project import/export
* Exchange data with spreadsheet applications
* WebDAV based groupwork


http://ganttproject.biz/