The FFI does not make LuaJIT unsafe. If you want safe code, you simply run the code in a sandboxed environment which does not include the FFI library. > you ca

The FFI does not make LuaJIT unsafe. If you want safe code, you simply run the code in a sandboxed environment which does not include the FFI library. > you can't easily load lua files in LuaJit Yes you can, it has the same scripting interface as stock Lua.