Description: GeoGebra is free and open-source dynamic mathematics software for all levels of education. It combines geometry, algebra, spreadsheets, graphing, statistics and calculus in one easy-to-use package. It can be used to teach math from elementary through university level.
Type: software
Pricing: Open Source
Description: Spine is an open-source animation software focused on 2D skeletal animation. It provides an intuitive interface and tools for creating cutout character animations and vector art. Spine is lightweight, customizable, and integrates easily into game engines and apps.
Type: software
Pricing: Open Source