iGage Mapping Corporation, Salt Lake City Utah USA
It offers every topographic map for a state or region at 250 DPI.
Plan outdoor adventures using USGS topo maps and send route to GPS device.
Integrated Mapping Ltd
Topographical mapping suite, with options for your computer, GPS, iPhone/iPad.
Plan and review your travels with this GPS mapping tool.
Map Maker Ltd
This is a Geographical Information Systems map-making program.
Magellan MapSend Topo 3D USA sets a new standard in topo map software.
GPS Send Map is a Windows interface program witch loads the IMG maps to the GPS.
Sascha W. Felix
FlightSim Commander is a professional flight planner, GPS, Moving Map.
The PocketFMS Foundation
PocketFMS is a Flight Planner & GPS Moving Map tool.
Andreas Schneider, Geotag
Geotag allows you to match photos with location info from a GPS or map.
Simulates a standard flight control, teaching the use of GPS, terrain map, etc.
PilPil Haute Cuisine in GPS Solutions
La Rioja Topo is a free software map about the mountain region from Spain.
Geo Studio Technology
Map of Europe is a Worldwide Background Map for GPS TrackMaker.
Img2gps will support you in tranfering any map file to Garmin GPS.
GPS Map Manager will add custom maps to your Mapsource Program .