VanillaBackport: Mob Variants Compat

Compatibility for Biome We've Gone, Terralith, Nature's Spirit & Biomes O' Plenty For VanillaBackport 1.1.5+ Mob Variants

42.2K Downloads

datapackfabricforgeneoforgemobsworldgen

Rent Server with this Mod

Screenshots

About this Mod

(Formerly Called VanillaBackport: Terralith & BWG Compat)

Adds full Terralith and Biomes We’ve Gone, Nature's Spirit And Biomes'O Plenty support for pigs, cows, chickens, and wolves, making these variants work in these modded biomes

If you need regionsunexplored biomes, i would suggest checking out
RU Wolves Compat

Also if you want leaf litter, fallen trees, wildflowers generation, and camels and armadillos spawning in modded biomes, and natures, and warm/cold variants i would suggest Vanilla Backport Compat

Special Thanks to Vykket, Fyoncle and Blackgear for making this datapack/mod possible

Available Versions

VB-MobVariantCompat 1.4.1release

MC 1.20.1, 1.21.1fabric, forge, neoforge

December 13, 2025

VB-MobVariantCompat 1.4.1release

MC 1.20.1, 1.21.1datapack

December 13, 2025

VB_MOBVariantsCompat 1.4release

MC 1.20.1, 1.21.1fabric, forge, neoforge

December 8, 2025

VB_MOBVariantsCompat 1.4release

MC 1.20.1, 1.21.1datapack

December 8, 2025

VB-T&BWG-COMPAT 1.3release

MC 1.20.1, 1.21.1fabric, forge, neoforge

December 6, 2025

How to Install VanillaBackport: Mob Variants Compat on Your Server

Order Server

Order a Minecraft Java server with at least 4 GB RAM (6 GB recommended).

Set datapack Loader

In the panel under "Egg", select the datapack loader and matching Minecraft version (1.21.1).

Install Mod

Open the mod browser in the dashboard and search for "VanillaBackport: Mob Variants Compat". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

datapackfabricforgeneoforge

Minecraft Versions

1.21.1, 1.20.1

Server-side

✓ Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

VanillaBackport: Mob Variants Compat server crashes on startup – what to do?

Most common cause: wrong datapack version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 4 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is VanillaBackport: Mob Variants Compat compatible with datapack and fabric and forge and neoforge?

VanillaBackport: Mob Variants Compat officially supports datapack, fabric, forge, neoforge for Minecraft 1.21.1, 1.20.1. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with VanillaBackport: Mob Variants Compat – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if VanillaBackport: Mob Variants Compat consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.