Blocky v0.5.3.zip is an alpha file of the Minecraft shader Blocky Shader, made for Minecraft 1.19.3, 1.20.2, 1.21, 1.20.5, 1.21.5, 1.19.4, 1.21.8, 1.21.4, 1.19.2, 1.20.3, 1.20.1, 1.20 and more. It was published on September 16, 2025 and is 0 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the Blocky Shader shader page.
How to install: Put the .zip into .minecraft/shaderpacks (do not extract it) and select it under Options → Video Settings → Shader Packs. Needs Iris or OptiFine.