OpenProject (OpenProject GmbH, Berlin) is an open-source project management tool from Germany. It supports classic and agile methodologies (Gantt charts, Scrum/Kanban boards, team planning) in one platform. The software can be self-hosted (on-premises) or used via OpenProject’s hosted cloud in certified EU/German data centers, giving organizations full control over their data. OpenProject emphasizes security and transparency: it is released under GPLv3 with auditability of code. It is used by businesses and public institutions that require GDPR-compliant project collaboration; the company highlights that its cloud hosting meets the highest security standards in Europe.