Minecraft Classic Edition 1.12 is a release file of the Minecraft resource pack Classic Edition Resourcepack, made for Minecraft 1.12.1, 1.12, 1.12.2. It was published on July 26, 2020 and is 46 MB in size. For the full description, screenshots and every other version, visit the Classic Edition Resourcepack resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.