A truly does not exist today. The engine is too vast, and developers modify it too heavily.
While it started as a photography tool, the UUU quickly became a for general PC gaming fixes: universal unreal engine unlocker
The future will likely involve:
: Allowing players to move the camera anywhere in the game world, even during cutscenes. A truly does not exist today
The unlocker "injects" code into a running game process to unlock several advanced tools: universal unreal engine unlocker