[BugsJustFindMe]

It's a real shame to pin to Lua 5.1 but not use LuaJIT.

[Propolice]

I have an earlier project that did LuaJIT, FFI, and Rust: https://github.com/tongson/omniajit. Creating a static executable is more trouble compared to LadyLua. I would still use it for anything that needs less resources and speed.