C1.5: Optimization, Alex's mods & 1.21.1 updates is a release file of the Minecraft resource pack Comprogrammer (Programmer Art Mod Compat Compliation), made for Minecraft 1.20.1, 1.21.1. It was published on October 6, 2026 and is 33.8 MB in size. For the full description, screenshots and every other version, visit the Comprogrammer (Programmer Art Mod Compat Compliation) resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.
