Open-Source GIS
QGIS (Long Term Release)
QGIS.org
Free and open-source desktop GIS for Windows, macOS and Linux.
- GIS
LTROpen link
Downloads
GIS, remote sensing and modelling software — linked to official sources only. We never distribute cracked licensed software; prefer LTR releases.
10 resources
Open-Source GIS
QGIS.org
Free and open-source desktop GIS for Windows, macOS and Linux.
Open-Source GIS
OSGeo
Powerful raster, vector and geospatial processing engine.
Open-Source GIS
SAGA Team
System for Automated Geoscientific Analyses — terrain and hydrology.
Remote Sensing
European Space Agency
Sentinel Application Platform for optical and SAR processing.
Programming & Cloud
Python Software Foundation
The leading language for geospatial automation and data science.
Programming & Cloud
R Foundation
Statistical computing with sf, terra and tmap.
Programming & Cloud
Browser-based IDE for planetary-scale analysis.
Hydrology & Modelling
US Army Corps of Engineers
Hydrologic modelling: runoff simulation and flood forecasting.
Hydrology & Modelling
University of Massachusetts
Landscape metrics for fragmentation and habitat studies.
Commercial Suites
Esri
Esri’s flagship desktop GIS — official 21-day trial.