rc1.21.1.zip is a release file of the Minecraft resource pack Legacy Modpack Resources, made for Minecraft 1.21.1. It was published on April 30, 2025 and is 4.4 MB in size. For the full description, screenshots and every other version, visit the Legacy Modpack Resources resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.
