It's used in CHDK, the Canon custom Firmware Project for user definable scripts https://chdk.fandom.com/wiki/CHDK https://chdk.fandom.com/wiki/CHDK Besides this

It's used in CHDK, the Canon custom Firmware Project for user definable scripts https://chdk.fandom.com/wiki/CHDK https://chdk.fandom.com/wiki/CHDK Besides this I've rarely encountered Lua in the wild Edit: And of course in Magic Lantern, for Canon EOS DSLRs https://magiclantern.fm/ https://magiclantern.fm/