- (6797 votes)
Flexible and free mathematical software
GeoGebra is a complex but all-in-one application package for users that study or work with arithmetic, geometry, algebra, and calculus. This education and reference desktop program is filled with dynamic mathematics software that is suitable for...
Your own planetarium on OS X
New feature for installing landscapes from ZIP archives. New plugin: Solar System editor. New plugin: Time Zone manual override. Oculars plugin:...
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