DataTweaks

DataTweaks

Tweaks all datapack developers WANT

by
139 Downloads
fabricutility
Rent Server with this Mod

About this Mod

DataTweaks

Make datapack development easier – without breaking vanilla compatibility.

DataTweaks is a lightweight utility mod designed for datapack creators. It adds helpful tweaks that streamline datapack development, without altering how datapacks function in vanilla Minecraft.

✨ Features

  • 🔁 Backport of /datapack create – Available in Minecraft 1.21.6+, this powerful command is now accessible in older versions.
  • 🧰 Tweaks tailored for developers – Tools and commands that make testing, building, and maintaining datapacks simpler and faster.
  • Fully vanilla-compatible – Datapacks made or edited with DataTweaks still work perfectly in unmodded Minecraft.

🧠 Who is this for?

If you're a datapack developer looking to improve your workflow, debug faster, or just want quality-of-life features without affecting gameplay mechanics, DataTweaks is for you.

🔧 Technical Info

Safe to remove at any time – it doesn’t modify core mechanics or save data.

⚠ Early Development

DataTweaks is still in early development and still has a long way to go before reaching its full potential, more features will be added and some systems will have reworks in final updates.
Version will release at variaing times. Pre-Release versions will be available for minimal game versions, and release versions will be ported to common minecraft versions.

Available Versions

DataTweaks B1.0.0 - 1.21.2beta
MC 1.21.2fabric
June 18, 2025
DataTweaks B1.0.0 - 1.21.3beta
MC 1.21.3fabric
June 18, 2025
DataTweaks B1.0.0 - 1.21.4beta
MC 1.21.4fabric
June 18, 2025
DataTweaks B1.0.0 - 1.21.5beta
MC 1.21.5fabric
June 18, 2025

How to Install DataTweaks on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.5).

3

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.5, 1.21.4, 1.21.3 (+1 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

DataTweaks 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 3 GB RAM is allocated and the loader matches the mod version (1.21.5). You can switch loaders with one click in the panel.

Is DataTweaks compatible with fabric?

DataTweaks officially supports fabric for Minecraft 1.21.5, 1.21.4, 1.21.3. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with DataTweaks – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if DataTweaks 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 DataTweaks with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

License
LicenseRef-All-Rights-Reserved
Server-side
Required

Supported Versions

1.21.51.21.41.21.31.21.2