GBNF_LAST PROTOTYPE.zip is a release file of the Minecraft resource pack GBNF Little ambient sound tweaks, made for Minecraft 1.20.1. It was published on June 11, 2026 and is 3.4 MB in size. For the full description, screenshots and every other version, visit the GBNF Little ambient sound tweaks resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.