myGmaps
myGmaps [http://mygmaps.com/mygmaps.cgi/] enables you to create, save and host custom data files and display them with Google Maps [http://maps.google.com]. And there’s the Google Maps Standalone Mode [http://stuff.rancidbacon.com/gmaps-standalone/] (unofficial) and the Google Maps Hacking and Bookmarklets [http://libgmail.sourceforge.…