: The .7z format, created with the 7-Zip utility , can compress the original game's ~8-13 GB footprint down to as little as 3.9 GB for easier distribution.
"Subnautica.7z" is a compressed archive containing the game files for , an open-world underwater survival adventure. This specific file format is often used for unofficial "repacks" or archived versions of the game to significantly reduce storage requirements before installation. Key Features of the Subnautica Archive Subnautica.7z
A short essay about the narrative of Subnautica : r/gamedesign : The .7z format