Direct Downloads

Software Windows Installer Mac Installer Chromebook Installer
GeoGebra Classic 6 for Windows on the Mac App Store for Chromebooks
Visual Studio Code for Windows for Mac use WebMaker instead
LibreOffice download page download page use Google Docs instead

The datasets page also has a link to download various data files

Software

All the software linked below is open source, which means it will be free forever and no one will ever “take it away from you”, and runs on Windows, Mac, and even Linux