Fabrics Biome Api
Fabric’s Biome API (1.18.2, 1.16.5) is a port of Fabric Biomes API to Forge. Especially if you want to do anything more then add a biome to the world, like make a varient of an existing biome or make a biome only spawn as a continent or river or island, ect.
Requires:
How to install:
How To Download & Install Mods with Minecraft Forge
How To Download & Install Fabric Mods
Fabric’s Biome API (1.18.2, 1.16.5) Download Links
For Minecraft 1.16.5
Forge Version: Download from Server 1
For Minecraft 1.18.2
Forge Version: Download from Server 1