GeoGebra vs Tridactyl
A side-by-side look at GeoGebra and Tridactyl. For an in-depth review of either product, follow the links below.
GeoGebra
Education & Reference
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.
geometryalgebraspreadsheetsgraphingstatisticscalculusmatheducation
Tridactyl
Web Browsers
Tridactyl is a Firefox add-on that provides keyboard shortcuts and commands for navigating the web more efficiently. It allows power users to control Firefox with vi/vim-like key bindings.
keyboard-shortcutsvim-keybindingsproductivityfirefox-addon
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