Description: Dendron is an open-source, local-first, markdown-based, hierarchical note-taking application that helps you organize your notes and knowledge using flexible hierarchies and relationships between notes.
Type: software
Pricing: Open Source
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