@yarmo see also: GNOME Planner.
It's basically a FLOSS clone for Microsoft Project. Not a great substitute for agile/scrum boarding, but handy if you need to plan out sprints vs milestones and make Gantt charts for middle managers.
@yarmo I also tried ProjectLibre which is yet another MS Project clone. I used it to coordinate a 5 people team, it does it job.
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