It does not seem to be possible to run this outside the Roblox Engine: From the site: https://roblox.github.io/luau/ https://roblox.github.io/luau/ "Luau is c

It does not seem to be possible to run this outside the Roblox Engine: From the site: https://roblox.github.io/luau/ https://roblox.github.io/luau/ "Luau is currently only runnable from the context of the Roblox engine, which exposes a large API surface documented on Roblox developer portal."