Open source GIS packages?

[Paul DiRezze]

Walter Dnes wrote:

>  What are the best Open Source packages out there?  Let's say I want to
>import comma-delimited point data, and plot it on a map of Canada (or
>the world for that matter).  I'd like to be able to have the points
>colour-coded by value ranges.
>
I'm a bit rusty on GIS knowledge, but these sites should help:
http://gislounge.com/ll/opensource.shtml
http://opensourcegis.org/

The only Open Source package I have some knowledge of is GRASS but it's 
very large and can be overkill for simple thematic mapping.  Look here:
http://gislounge.com/ll/grass.shtml
http://grass.itc.it/

Here are some others that might fit the bill:
http://www.sourcepole.com/sources/software/gis-knoppix/
http://mapserver.gis.umn.edu/index.html
http://openmap.bbn.com/


paul
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