GRASS GIS Alternatives

QGIS is a desktop geographic information system, or GIS.

ArcGIS software is a data analysis, cloud-based mapping platform that allows users to customize maps and see real-time data ranging from logistics support to overall mapping analysis.

SAGA - System for Automated Geoscientific Analyses - is a Geographic Information System (GIS)...

Garmin® BaseCamp® provides an interface for viewing Garmin map products and managing...

gvSIG Mini Maps allows you to browse and navigate with GPS a full set of free on/offline maps from...

uDig is a desktop geographic information service (GIS) development platform. It was created by Refractions Research, which has been churning out GIS-related software since 1998. Read more about uDig.

GeoDa is a GIS-based software that provides a user-friendly and graphical interface to methods of exploratory spatial data analysis to conduct visualization, spatial analysis, spatial modeling, and spatial auto-correction.

‘Cos open source can be even bigger

The reference implementation of the Open Geospatial Consortiums WFS and WMS services, GeoServer is...

Whitebox GAT is an open-source, cross-platform GIS-based software package that is intended for advanced geospatial analysis and data visualization in research and education.

MapWindow is a fully free and open source geographic information system project.

An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.

freemium

MapServer is an Open Source platform for publishing spatial data and interactive mapping...