The Standard-Sitemap Navigator is a Firefox extension to help navigate websites. The webmaster of a site can provide a navigational sitemap in XML, and this extension fetches it and displays it as you visit.
Experimental GPS navigation application for ultralight aircrafts, using as hardware a vehicular and inexpensive TomTom navigator. The program, given a GPX flight plan, is able to provide navigation indications using an HSI along the route up to the final destination.
The project Navigator aims at supporting automated gathering of dynamic information from third party web sites, using their web interface to post queries and to gather replies. Navigator is written in OS-independent java language.