Advanced builders use require scripts to read data tables (such as OBJ or JSON data converted into Luau tables) to recreate complex 3D models inside Roblox using standard parts. Security Risks and Exploitation Warnings

Developers use this to keep their main code organized or to allow users to load complex systems—like F3X building tools—with a single line of code.

Developers attempting to use F3X's import feature to load saved builds often encounter difficulties when trying to convert the plugin's functionality for in-game use.