GIS –looking at geographically
attributed data
• MapServer – public domain version of ArcInfo
• GMT – text files as a GIS at some level
• UIRSA – public domain
• MapInfo – low end
• Strategic GIS
• ArcInfo/ArcGIS – ESRI
• EASy – “no analysis tools, just serving data”
• Delorme (ME); GeoZUI3D (UNH); JGOFS (!)
• Learning curve: lots of options, capabilities