GRASS GIS

GRASS GIS feed

GRASS GIS, commonly referred to as GRASS (Geographic Resources Analysis Support System), is a free and open source Geographic Information System (GIS) software suite used for geospatial data management and analysis, image processing, graphics and maps production, spatial modeling, and visualization. GRASS GIS is currently used in academic and commercial settings around the world, as well as by many governmental agencies and environmental consulting companies. It is a founding member of the Open Source Geospatial Foundation (OSGeo).

Latest stable long term support (LTS) release: GRASS GIS 7.4

Newcomers: How to start with GRASS GIS?	Screenshots (click for more)
About GRASS GIS Read the First Day Documentation Go through Tutorial and Courses in various languages Learn more with the GRASS GIS migration hints
Code quality check: Module of the Day r.ros Generates rate of spread raster maps.

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