Lua is limited for security reasons - no os functions and no connections of any kind.

Thanks for the reply! I figured as much. I'll post a request for a simple HTTP method to API request forum then. I think there could be a lot of cool uses for it (such as external monitoring on a second device ...

Is it possible for a factorio mod to send requests to a web REST API?

I know LUA can use socket.http and ltn12 for such tasks. But I'm a bit confused on if mods can access standard lua functions or only the factorio lua API.

The mod I have in mind would basically turn the lights in my room ...