gvSIG: An “Open Source” Option for GIS Dr. Scott A. Samson Extension Professor Geosystems Research Institute Mississippi State University

Background Developed for the Regional Ministry of Infrastructure and Transport of Valencia (Spain) in 2004 through a collaboration of private sector and universities Provided as “open source” to expand GIS technology and foster a community of users and developers to promote the sharing of knowledge around gvSIG

Features Vector and raster support (40+ formats) Feature and attribute editing Suite of geoprocessing tools Topology and associated rules Cartographic layout Remote service access (WMS, WFS, WCS) Graphic modeling environment Scripting through Jython

System Requirements Pentium III / 256MB RAM (Pentium IV / 512 MB RAM recommended) Operating Systems – Windows (2000,XP, Vista, 7) – Macintosh (OS X ) – Linux (Unbuntu 6.6, 9.10 & 10.4 tested)

Editing

Symbology

Layout Constructor

Geoprocessing

Sextante Developed in 2004 for regional foresters under auspices of the government of Extremadura (Spain) Stand-alone JAVA library of spatial analysis tools Complete integration with gvSIG

Modeler

Network Analysis

3D Extension

gvSIG Mobile Vector (SHP, KML & GML) and attribute editing ECW, JPG, PNG, GIF GPS compatible Query and selection Access to remote services via WMS Windows Mobile 5 & 6

Community

gvSIG Project gvSIG OA Digital Edition