tl;dr: Foldable Flight is a catalog site featuring 109+ paper airplane designs, each rated by speed, glide, and accuracy, with difficulty levels from Very Easy to Expert. Notable entries include record-holders like Unite (31.2-second airtime world record) and Firefly (300+ ft flight), alongside community-submitted designs and origami-style jets from designers like Michael LaFosse. Users can filter by paper type (A4, US Letter, Square) and click any plane for folding instructions.