I know this question might sound stupid, but are there any chances that this engine will be supporting Lua someday?

It is a good question - I personally don’t have any plans to add Lua support, but I don’t think it would be too difficult to do for someone who knows C and is familiar with the Lua C API. So let’s hope a kind volunteer steps up and makes it happen 🙂

There is a language https://nelua.io/ which is lua compiled to C, I think it would be an interesting experience to try use it with dos-like