gvSIG:An “Open Source” Option for GIS
Dr. Scott A. SamsonExtension Professor
Geosystems Research InstituteMississippi 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 10.6 +)– 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 Projecthttp://www.gvsig.org
gvSIG OA Digital Editionhttp://oadigital.net