MapServer Internet Mapping Server
This link points to the homepage for Minnesota MapServer, an Open Source Internet mapping server application that enables the sharing of geospatial data on the web. MapServer supports the development of powerful Internet mapping applications using Perl, PHP, and Python, and also supports the delivery of geospatial data using the Open Geospatial Consortium's Web Map, Web Feature, and Web Coverage Service standards.
The link address is: http://mapserver.gis.umn.edu/