QGIS is an official project of the Open Source Geospatial Foundation (OSGeo). It runs on Linux, Unix, Mac OSX, Windows and Android and supports numerous vector, raster, and database formats.
GRASS GIS 7.4 (current stable). Current snapshots of GRASS GIS 7.4 (provided by Michael Barton). Download: GRASS GIS 7 notes: New stable version (see ) Alternative: GRASS GIS 7.2 (old stable) Current snapshots of GRASS GIS 7.2.x (provided by Michael Barton). Download: Install the required first GRASS GIS 7 notes: New stable version (see ). Compatibility with GRASS GIS 6 is provided with automated conversion tools (affects ). Alternative: GRASS GIS 7.5 (development) Current snapshots of GRASS GIS 7.5 (trunk) (provided by Michael Barton). Download: Install the required first GRASS GIS 7 notes: development, but very promising (see ) and usually works.
Qgis Download Per Mac
Direct compatibility with earlier versions is not guaranteed but provided with automated conversion tools (affects ). Alternative: Older versions for Mac OS X. Download GRASS GIS and frameworks from the for previous Mac OS X versions.
Qgis 2.18 Download
Troubleshooting. See (and their solution) Compile instructions for Mac OS X. Compiling GRASS GIS on Mac OS X: see. Mac OS X Last change: 22-Aug-2018.