If you are looking for "deep papers" or technical documentation, the official research site provides whitepapers and academic publications regarding its simulation technology:
The original CryEngine 3 build was never released to the public and is considered "lost" software by the community. Downloading BeamNG.drive Today (2021 and Beyond) beamng cryengine 3 download 2021
The "BeamNG CryEngine 3 download" meme peaked in mid-2021 when a fake trailer titled "BeamNG Next-Gen Graphics – Moving to CryEngine 3" received 2 million views. The creator admitted it was a hoax using Unreal Engine 4 footage. Since then, BeamNG has invested in a pipeline, making the need for CryEngine irrelevant. If you are looking for "deep papers" or