Open Source GIS Alternatives

Major open source packages

QGIS (or Quantum GIS)

Uses Python as a scripting language

Uses Python and C++ as plugin languages

C++ is worth learning!!

Has a desktop version that links to GRASS

GRASS

Uses Python, R (statistics, general programming), Bash (a Unix/Linux shell language) for scripting

You can create �AddOns� (extensions) for GRASS using C, Python, and Bash

Others�

GIS toolkits

GDAL

Used by some of the above packages to do projection, data reformatting, etc.

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