Felt vs Orrery
A side-by-side look at Felt and Orrery. For an in-depth review of either product, follow the links below.
Felt
Office & Productivity
Felt is an open-source alternative to Trello for kanban-style project management. It allows users to create boards, lists, and cards to organize tasks and track project progress.
kanbanproject-managementtask-tracking
Orrery
Education & Reference
Orrery is a free, open source software that displays an interactive model of the solar system, planets, moons and more. It provides an educational simulation showing the relative positions and motions of solar system objects.
astronomysolar-systemplanetseducational