GeoCommunity has a comprehensive list of free GIS data viewers and downloadable demo software. http://software.geocomm.com/viewers/

ESRI, maker of ArcGIS, ArcInfo, and several extensions. http://www.esri.com/

   ESRI's page for links to free or low-cost software, data, and other resources. http://www.esri.com/company/free.html

   ArcExplorer: ESRI's free lightweight GIS application for Mac or PC download and support. http://www.esri.com/software/arcexplorer/index.html

   ArcExplorer Web, a web-based version of the application. This will work best on a T1 or DSL connection. http://www.esri.com/software/arcexplorer/overview_aeweb.html

GRASS GIS (Geographic Resources Analysis Support System) is open source, free Geographical Information System (GIS) software with raster, topological vector, image processing, and graphics production functionality that operates on various platforms. http://grass.baylor.edu/

Idrisi GIS, geographic analysis and imaging software developed by Clark Labs. http://www.clarklabs.org/

< < < back to GIS links main page

GIS Lab Contact:
Gordon Longsworth, glongsworth@coa.edu, 207-288-2944, extension 277