Crown 0.64 – Native and cross-platform game engine (crownengine.org)

There's a neat list of custom game engines on GitHub that I enjoy checking in on every now and then:

https://github.com/raysan5/custom_game_engines

Can't tell a darn thing from the linked page or the home page. What language? What platforms? Either I'm really dumb or the page is incomprehensibly designed with no actionable information.