Crabs Backport

Crabs Backport

A 1.20.1 backport mod for various features from 1.21-1.21.6

by
4.9K Downloads
fabricadventuredecorationworldgen
Rent Server with this Mod

Screenshots

Copper Items
Paintings
Tuff items
Natural Items

About this Mod

Crabs Backport

Crabs backport is a mod that adds various features from 1.21-1.21.6. I'm addind features in no particular order, and im also not adding every single feature, just the ones i feel like good for building or QOL.

Don't bother with suggestions at the github, I will most likely not be bothered enough

Features

New Blocks

  • Bush
  • Cactus Flower
  • Short/Long Dry Grass
  • Firefly Bush
  • Chiseled Copper
  • Copper Door
  • Copper Grate
  • Copper Trapdoor
  • Copper Bulbs
  • Tuff Bricks / Stairs / Slab / Wall
  • Chiseled Tuff
  • Chiseled Tuff Bricks
  • Tuff Stairs / Slab / Wall
  • Polished Tuff Stairs / Slabs / Wall
  • Meditative, Prairie Ride, Baroque, Humble, Unpacked, Bouquet, Cavebird, Cotán, Endboss, Fern, Owlemons, Sunflowers, Tides, Backyard, Pond, Changing, Finding, Lowmist, Passage, and Orb paintings
  • Creator, Creator (Music Box), Precipe, Tears and Lava Chicken music discs
  • Shelves for all wood variants

General Changes

  • Made most of the natural blocks generate in the world (exept leaf litter)
  • Made the beacon render bigger from farther away
  • Changed the wandering trader
  • Changed the clouds' texture

Planned changes

  • Pale Oak
  • Copper Golem
  • The current music playing toast

ALL CREDIT FOR TEXTURES, SOUNDS AND MOST CODE GOES TO MOJANG, I AM NOT IN ANY WAY AFFILIATED WITH MOJANG

Available Versions

Crabs Backport 1.4.3release
MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6fabric
December 24, 2025
Crabs Backport 1.4.2release
MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6fabric
December 23, 2025
Crabs Backport 1.4.1release
MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6fabric
December 22, 2025
Crabs Backport 1.4.0release
MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6fabric
September 28, 2025
Crabs Backport 1.3.0release
MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6fabric
July 31, 2025

How to Install Crabs Backport on Your Server

1

Order Server

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

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.20.6).

3

Install Mod

Open the mod browser in the dashboard and search for "Crabs Backport". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.20.6, 1.20.5, 1.20.4 (+3 more)

Server-side

Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

Crabs Backport server crashes on startup – what to do?

Most common cause: wrong fabric 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 (1.20.6). You can switch loaders with one click in the panel.

Is Crabs Backport compatible with fabric?

Crabs Backport officially supports fabric for Minecraft 1.20.6, 1.20.5, 1.20.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Crabs Backport – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Crabs Backport 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.

Rent Modded Server

Install Crabs Backport with just one click on your server.

Recommended RAM
6 GBab €12/mo
Min. 4 GB | +1 GB pro 5 Spieler
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
MIT License
Server-side
Required

Supported Versions

1.20.61.20.51.20.41.20.31.20.21.20.1