13 best GRASS GIS alternatives in 2026

Free & open-source alternatives

SAGA GIS

saga-gis.sourceforge.io

Free GIS with a large library of terrain and raster analysis tools

Open sourceDesktop GIS10

Details Visit

QGIS

qgis.org

Free and open-source desktop GIS for Windows, macOS and Linux

Open sourceDesktop GIS9

Details Visit

WhiteboxTools

whiteboxgeo.com

Advanced terrain, hydrology and lidar analysis toolkit

Open sourceAnalysis6

Details Visit

gvSIG Desktop

gvsig.com

Open-source desktop GIS from the gvSIG Association

Open sourceDesktop GIS6

Details Visit

QField

qfield.org

Field app for QGIS projects

Open sourceField Apps3

Details Visit

Turf.js

turfjs.org

Geospatial analysis in JavaScript, in the browser or Node

Open sourceLibraries3

Details Visit

GDAL/OGR

gdal.org

The universal library for raster and vector geodata formats

Open sourceUtilities2

Details Visit

All alternatives

Tool	Pricing	Commercial use	Export images	Platforms
GRASS GISOpen-source GIS for advanced raster, vector and terrain analysis	Open source	Allowed	Allowed	Windows, macOS, Linux, Python
MapInfo ProDesktop GIS for business location analysis	Paid	Check terms	Check terms	Windows	Compare
SAGA GISFree GIS with a large library of terrain and raster analysis tools	Open source	Check terms	Check terms	Windows, Linux	Compare
QGISFree and open-source desktop GIS for Windows, macOS and Linux	Open source	Allowed	Allowed	Windows, macOS, Linux	Compare
ArcGIS ProEsri's professional desktop GIS	Paid	Check terms	Check terms	Windows	Compare
MaptitudeLow-cost desktop mapping with bundled demographic data	Paid	Check terms	Check terms	Windows	Compare
Global MapperAffordable desktop GIS with strong format support and terrain tools	Paid	Check terms	Check terms	Windows	Compare
WhiteboxToolsAdvanced terrain, hydrology and lidar analysis toolkit	Open source	Check terms	Check terms	Python, Command line, Windows, macOS, Linux	Compare
gvSIG DesktopOpen-source desktop GIS from the gvSIG Association	Open source	Check terms	Check terms	Windows, Linux, macOS	Compare
QFieldField app for QGIS projects	Open source	Check terms	Check terms	Android, iOS, Windows	Compare
CARTOCloud-native location intelligence on your data warehouse	Enterprise	Check terms	Check terms	Web, API, JavaScript	Compare
Sentinel HubAPIs for satellite imagery processing and streaming	Freemium	Check terms	Check terms	API, Web	Compare
Turf.jsGeospatial analysis in JavaScript, in the browser or Node	Open source	Allowed	Allowed	JavaScript	Compare
GDAL/OGRThe universal library for raster and vector geodata formats	Open source	Check terms	Check terms	Command line, Python, Windows, macOS, Linux	Compare