CommonGIS Project - Online tool for accessing and visualizing GIS data. ETAK Web Server - Made for map navigation, geocoding, and route planning. Geocortex Internet Mapping Network - Suite of Internet mapping design, consulting and hosting services. Geography Network - An Internet portal to spatial data. GeoTools - Free open source Java toolkit for producing interactive maps on the web.
All source code is available.
Image Web Server - A server of images compressed using ECW compression. Designed to work with Kansas One-Call, this website saves hours for those contractors who need to clear an address before digging to lay utility lines. Ask for a free beta test. JShape - Java software enabling publication of GIS shapefiles through the Internet. Using the Lava client, you can access Magma geographic data servers.