Roblox is a game creation system, meaning that all games on the platform were developed by its users. Not only is Roblox a place where you can go to choose from a selection of millions of games ...

Roblox 101: How to Make Your First Game Roblox is more than just a platform that lets you play a wide variety of games; it also lets you create dream games for PC, Xbox, and mobile. Take your ...

That might make any interchangeability would be a tricky problem to solve; companies like Roblox, Meta, and Epic Games would have to agree on file formats that could sync across systems.