GNOME Planner is a cross-platform project management tool based on the Work breakdown structure (WBS). Developed by Richard Hult and Mikael Hallendal, Imendio
License: Open Source
GNOME Planner is a free, open-source project management tool focused on Gantt charting and resource management, making it ideal for individual planners and small teams. In contrast, Hive.com offers a more user-friendly, collaborative environment with advanced features for team management, though it comes with a cost and limited offline capabilities.