block-factory-s-biomes-1.0.3-1.20.1.jar is a release file of the Minecraft mod Block Factory's Biomes - Add new vanilla+ biomes for Forge, made for Minecraft 1.20.1. It was published on May 11, 2025 and is 3.4 MB in size. For the full description, screenshots and every other version, visit the Block Factory's Biomes - Add new vanilla+ biomes mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.