CuSoft Polar Explorer - Downloadable fully functional version of Polar Explorer (for DOS) which will work under Windows. Use it for analyzing theoretical and practical aspects of glider performance in any conditions.
FlightMap - Specialized software package for use by glider pilots.
flyWithCE - IGC file viewer for Windows CE systems including flight statistics.
IGCview - Program written in Java and is capable of reading, analysing and scoring multiple IGC files. Facilities for comparing multiple flights.
SOAR - Free gliding club software manages log sheets, day book, members statements, hangarage and club subscriptions.
TurnSafe TP Quadrant Calculator - An online JavaScript program to help glider/sailplane pilots using only a GPS to decide when the FAI 90° quadrant at each turning point has been entered.
WinPilot - Microsoft Windows CE-based software including IGC-file view and playback of the flight.
X-Country Soaring - XCPAS stands for cross-country planning and analysing software.