skystructures11-neoforge-1.21.1.jar is a release file of the Minecraft mod Sky Structures: Sky block world generator for NeoForge, made for Minecraft 1.21.1. It was published on February 27, 2025 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Sky Structures: Sky block world generator mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.