OpenProject Project Management Software

OpenProject is a free and open-source web-based project management software for project planning, task tracking, and team collaboration. Forked from Redmine in 2012 and developed by the OpenProject Foundation based in Berlin, Germany (co-founded by Birthe Lindenthal and Jens Raths), it supports both traditional and agile methodologies. Key features: work package management (tasks, bugs, features, milestones) with custom types, attributes, and status transitions. Interactive Gantt charts with task dependencies (finish-to-start, start-to-start, etc.), critical path highlighting, and progress tracking. Agile boards (Scrum and Kanban) with customizable columns, swimlanes, story points, and WIP limits. Backlogs and sprints for Scrum teams with burndown charts and velocity tracking. Time tracking and cost reporting with hourly rates. Wiki module for collaborative documentation with page hierarchy. Meeting management with agendas and minutes. Budget planning with planned and actual costs. Roadmap view for release and milestone planning. Team planner for resource allocation. BIM module for construction project management with 2D/3D model viewing (Enterprise edition). Custom fields and workflows. Role-based access control. Integration with Nextcloud, GitLab, and ICS calendars. REST API for programmatic access. Community edition (GPL-3.0) and Enterprise edition ($5.95/user/month). Version 14 released in 2024. Cloud SaaS and on-premise deployment.