Wekan is an open-source kanban board which allows a card-based task and to-do management, similar to tools like WorkFlowy or Trello. Developed by Maxime Quandalle
License: Open Source
Phabricator is a comprehensive suite of open-source tools for project management and code review, suitable for large teams with complex workflows, while Wekan is a simpler, more user-friendly Kanban board tool that focuses on ease of use and flexibility for collaborative task management.