» 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.
http://www.trimill.com/CuSoft/
» FlightMap
Specialized software package for use by glider pilots.
» SOAR
Free gliding club software manages log sheets, day book, members statements, hangarage and club subscriptions.
http://www.soarlog.info/
» 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.