Excalibur Modern World Creation v1.0.zip is a release file of the Minecraft resource pack Excalibur | Modern World Creation Compat, made for Minecraft 1.21.1. It was published on August 25, 2025 and is 0.3 MB in size. For the full description, screenshots and every other version, visit the Excalibur | Modern World Creation Compat resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.