Godot
unity
https://wonderful.asie.pl/ (wondersan games in c)
gamemaker
GBDK
https://flixel.org/
sega genesis emulator (engine no c)
godot
Butano (GBA)
javascript?
monogame (engine self made?)
ni idea
pico8
rpg maker
Lua
pico-8
(LÖVE)Lua
gamemaker studio