We use Redmine (http://www.redmine.org http://www.redmine.org) for documentation, project planning and bugs. You can track time (as an expense) but you'll need

We use Redmine (http://www.redmine.org http://www.redmine.org) for documentation, project planning and bugs. You can track time (as an expense) but you'll need something else for your accounting. I'd also recommend the "Backlogs" plug-in (http://www.redminebacklogs.net/ http://www.redminebacklogs.net/) if you're planning to run sprints. Tracking your time and stories is well worth the effort just to establish a realistic velocity.