OpenProject is project management software for cloud and on-premises based companies with a focus on transparency and data sovereignty.

[2][3][4][5][6] OpenProject is open source software, released under the GNU (General Public License) Version 3 (GPLv3).

Users can create and track projects, timelines, tasks, work packages, calendars, meetings, and more through a configurable and flexible system.

[7] After founding the association in April 2013, it was registered (VR 32487) in the Amtsgericht (local court) of Charlottenburg-Wilmersdorf (district of Berlin) in June of the same year.

[9] The initial motivation for this fork was the OPF founding members' performance, security, and accessibility requirements, which could not be easily reached by plugins for either Redmine or ChiliProject.