GeographyForum.com

Free TNTlite Archaeological GIS Software
GIS and image analysis software system for archaeologists.
www.microimages.com/

Understanding Systems GIS Software
OasisGIS line of products includes CountyMapper, DeedPro, and TopoMetrix.
www.undersys.com/

SWEGIS, Consultant and GIS Software Provider
Creator of Analysis Extension, TableEdit Extension and SweTrans software.
www.swegis.com/

UCLID Software
IcoMap, automated parcel mapping for the CAD, Windows and ArcGIS platforms. Free trial downloads and webinars available.
www.icomap.com/

Grass GIS
Open source GIS raster, topological vector, image processing, and graphics production functionality.
www3.baylor.edu/

DIVA-GIS
Free software for the analysis of biological distribution data. It includes point-to-grid mapping of species richness, diversity, complementarity, and molecular distance.
www.cipotato.org/

GIS ObjectLand
Software processes data organized as geoinformation database (GDB). Basic GDB components are maps, themes, tables, queries, external databases, layouts, users, and styles.
www.gis-objectland.com/

3D visualization software for GIS data
openGL 3D GIS data viewer with real time animation, zoom, and Fly-by capabilities. [Windows]
www.msmacrosystem.nl/

Gecko Software
USGS digital mapping products and file translators for AutoCAD.
www.gecko-sw.com/

Boston Harbor Software, Inc.
Surveying and Civil Solutions for AutoCAD. For creation of legal descriptions, plat maps, records of survey, contouring volumetric computations and engineering plans.
www.bhsinc.com/