LAK-12 Glider Pure Flight - Information, articles, technical data, owners and maintenance notes on the glider manufactured in Lithuania.
PW Aircraft - Complete information about all PW airplanes and gliders from Warsaw University of Technology.
PW-5 Smyk - Private page dedicated to Smyk. Detailed data about fleet in each continent, gallery and history of design and manufacturing.
PW-5 Smyk Special - Features bulletins, news, wallpapers, glider comparisons, list of world records, associations, and links.
Sailplane Homebuilders Association - The SHA stimulates interest in sailplane design and acts as a focus for information and standards for homebuilders.
Schreder Sailplane Designs - A repository of information of builders and owners of sailplanes designed by Richard Schreder.
Soar Minnesota - Paul E. Remde provides information about organizations, activities and records throughout the state of Minnesota, including a large organized collection of publications about training and sailplanes, image galleries and links.