1:500 scale papercraft

[747ontop]

best/easiest paper model planes https://airigami.co/

GSE,building and foils papercraft stuff https://hakotetsu.jimdofree.com/papercraft/ (its in 1:400 but is easy to scale down)

1:500 GSE https://www.little-model-airport.com/search (search for what gse you want)