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Old biomes

by Sudak

Old biomes brings back biomes that Minecraft removed in the Adventure Update, including Ice Desert, Shrubland and Seasonal Forest, in worlds built on Forge or NeoForge.

ForgeNeoForgeClient and serverApache License 2.01.19.4 – 1.21.8

What it does

Old biomes restores terrain types that vanilla Minecraft dropped with the Adventure Update. The mod adds these biomes back into world generation so new worlds can contain them alongside the current set. It targets game versions 1.19.4 – 1.21.8, with files for 1.19.4, 1.20.1 and 1.21.8.

Each restored biome keeps its original character. Ice Desert is a desert covered in snow and ice, unlike the regular desert, and it still has cacti and dry bushes. Tropical Forest, sometimes called Rainforest, has oak trees, many tall grass plants and ferns. Shrubland holds few trees and some tall grass, close to a savanna. Seasonal Forest sits near regular forests and plains, has fewer trees and tall grasses, lacks birch trees, and has more water bodies than a regular forest.

The mod runs on both sides: a server needs it, and every player who joins that server must also install it. It is released under the Apache License 2.0 and is not open source. Forge and NeoForge are the supported loaders, and the latest builds are 2.0.0 for 1.20.1 on Forge and 3.0.0 for 1.21.8 on NeoForge.

Key features

  1. Ice Desert biome

    A desert variant covered in snow and ice, with cacti and dry bushes still growing in it.

  2. Tropical Forest biome

    A dense rainforest with oak trees, lots of tall grass and ferns, found near the tropics of the world.

  3. Shrubland biome

    A sparse biome with few trees and tall grass, and one of the least common terrain types in the original game.

  4. Seasonal Forest biome

    A forest with fewer trees and no birch trees, where water bodies appear more often than in a regular forest.

Compatibility

Latest build for each game version and loader.

1.21.8Not available3.0.0
1.20.12.0.0Not available
1.19.42.0.0Not available
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Use cases

Who it’s for: Players who want more terrain variety in new worlds, and server owners who want restored biomes on their own maps. The mod suits survival and exploration playthroughs that use world generation.

How it compares

Full comparison

Biome2 is server-side only, so players join without installing it, and it is released under the Apache License 2.0 for 1.20.1 – 1.21.4, not open source. Hydrological is also server-side and works 1.20.1 – 1.21.11, and it is open source under the MIT License. Big Oak Tree runs on both sides for 1.20.1 – 1.21.4 and is released under All rights reserved.

ModLoadersGame versionsEnvironmentUpdated
Old biomesForge and NeoForge1.19.4 – 1.21.8Client and server2026-06-22
Biome2Forge and NeoForge1.20.1 – 1.21.4Server-side only2025-04-29
Hydrological (Overworld Terrain & Biomes)Forge and NeoForge1.20.1 – 1.21.11Server required, client optional2026-07-05
Big Oak TreeForge and NeoForge1.20.1 – 1.21.4Client and server2025-02-23

Questions

Does Old biomes need to be installed on the server?

Yes. The environment is client and server, so the server and every player need the mod, and the server generates the restored biomes in new chunks.

Which loaders does Old biomes support?

Forge and NeoForge are supported. The latest Forge file is 2.0.0 for 1.20.1 and the latest NeoForge file is 3.0.0 for 1.21.8.

Will the restored biomes appear in existing worlds?

The Modrinth page does not say. Biomes are placed by world generation, so the mod affects newly generated terrain; existing chunks keep their current biomes.

In the catalog

Old biomes is one of 8,515 World generation mods on ModsFinder, and one of 5,058 World generation mods for Forge. 17,695 mods support Minecraft 1.21.8.

More from Sudak

All projects

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What the author says

Ice Desert: Unlike the regular desert, the ice desert is covered with snow and ice; in addition, there are no cacti or dry bushes in the ice desert. Tropical Forest(Rainforest):The rainforest has oak trees and lots of tall grass and ferns.
Sudak, on the Modrinth page

Official listing

Owner
Sudak
Published
2024-04-02
Updated on Modrinth
2026-06-22
Facts verified
2026-10-15

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