GRASS migration hints

Migrating to GRASS

Welcome! There is a lot of help on the web and a wealth of expertise available on the mailing lists and via IRC.

GIS "The GRASS way"

Interoperability

• Collaboration with external software is highly encouraged.
• GDAL/OGR for Import/Export
• R statistics
• Matlab/Octave - r.in.mat, r.out.mat, v.in.mapgen, v.in.ascii, v.out.ascii
• POVray
• VMRL
• GMT - Generic Mapping Tools for cartography

Portability

• All code POSIX C and generic UNIX compatible

Scriptability

• GRASS is made up of modular tools specifically designed for easy scriptability in any number of common scripting languages
• SWIG interface for direct hooks into higher scripting languages

Freedom

• How the Open Source software development model works

GRASS Concepts

• GIS concepts

Tips for recent migrants

• Tips for ArcInfo users