The GRASS GIS source code is available on Github, see allsource code archives for releases (zip and tarball files). Alternatively, find the latest tarballs and snapshots athttps://grass.osgeo.org/grass84/source/.
Download GRASS GIS packages for your favorite Linux distribution
Download GRASS GIS installers for Windows
Download bundled GRASS GIS binaries for your Mac
Download GRASS GIS Docker images
Download user contributed GRASS GIS extensions
Download ready-to-use GRASS GIS sample datasets