ChamberExtraBiomes-1.0.0.jar is a release file of the Minecraft mod Chamber Extra Biomes for Fabric, Forge, NeoForge, made for Minecraft 1.21, 1.21.8, 1.21.5, 1.21.4, 1.21.1, 1.21.6, 1.21.3, 1.21.7, 1.21.2, 1.21.9, 1.21.10, 1.21.11 and more. It was published on September 25, 2025 and is 0 MB in size. For the full description, screenshots and every other version, visit the Chamber Extra Biomes mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.