GPX Waypoint Generation
Convert OpenAir - GoogleMaps
Freeflight Airspace
airspace plotter
Freeflight Software
notam plotter
oa2gm - airspace maps translator
YAWS @ actiVitae.com
GPX Aviation Waypoint Generation
many countries, many aviation waypoint types
Airline Seating Charts, Best Airplane Seats - SeatGuru
The Airline Codes Website
links to national aircraft registers and other stuff too
Great Circle Mapper
Cessna 172 G-BSEP performance data - David Williams flying homepage
C172 145hp take off calculator, weight & balance calculator
Cockpit and Small Boat GPS
GPSBabel - convert, upload, download data from GPS and Map programs