Hydrological 1.20.x-0.3.1 is an alpha file of the Minecraft mod Hydrological (Overworld Terrain & Biomes) for Forge, made for Minecraft 1.20.2, 1.20.2-Snapshot, 1.20.1. It was published on May 2, 2024 and is 1.3 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the Hydrological (Overworld Terrain & Biomes) mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.