
ONLYOFFICE
ONLYOFFICE Desktop Editors is an open-source office suite that combines text, spreadsheet and presentation editors, distributed under AGPL license v3.
Freedcamp is an alternative to Basecamp that has some free features, while some basic functionality is provided via purchased upgrades.
Freedcamp is the first completely free alternative to Basecamp. Freedcamp offers an app store where you can install ToDo's, Discussions, Milestones, Time Tracking, and Calendar for free! Project management has never been this sweet.
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Real time collaboration Kanban boards Gantt charts
Productivity Business and Commerce
real-time-collaboration kanban-board project-management todo-manager getting-things-done time-tracking gantt-charts projects