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Welcome to the GRASS GIS Users Wiki
GRASS GIS is a Geographic Information System used for geospatial data management and analysis, image processing, graphics/map production, spatial modeling, and visualization.
On this Wiki, you can get and contribute to GRASS related information, documents and community provided add-ons programs. In case you wish edit here, you need to register and login first (see top right link).
For GRASS GIS at a glance, see core features. For usage examples, see the screenshot gallery and Applications. And also visit the main GRASS GIS website.
User Documentation and Support
Have a look at the GRASS GIS users worldwide GRASS GIS User Online. If you operate a GRASS GIS installation, you are welcome to enter your user data there.