- Caltech’s Division of Physics, Mathematics and Astronomy and The Feynman Lectures Website are pleased to present this online edition of The Feynman Lectures on Physics
- Watabou’s Procgen Arcana (watabou.github.io)
Watabou’s Procgen Arcana is a collection of free map generators for tabletop role-playing games and worldbuilding. Currently, it consists of six generators, all of them are in active development.