IGC2Map - Converter .IGC -> GoogleMap to display .IGC format flights on Google Map
Tacview - The Universal Flight Data Analysis Tool.
SkyLines - Internet platform for flight sharing: Flight Database; Live Tracking; Flight Analysis; Task Planning; Competitions; Achievements; Social Network.
VisuGPS - VisuGPS displays your GPS track on top of Google Maps.
SeeYou - A flight planning and analysis tool for glider, paraglider and hang glider pilots. It is designed for Windows PC as well as Android, iPhone and iPad devices.
Sagisu - The next generation freight negotiator.