Catalyst Unknown

this mod adds ingredients to mix with and get a random effect till you put it in your journal and save it (still in early development so the journal doesn't work at all)

by
20 Downloads
fabricmagicutility
Rent Server with this Mod

About this Mod

About

this mod adds ingredients to mix with and get a random effect till you add it to your journal and save it, there is 8 ingredients in the mod(currently):

  1. redstone
  2. glowstone dust
  3. spider eye
  4. fermented spider eye
  5. sugar
  6. gunpoder
  7. rabbit foot
  8. ghast tear

mix 2 of those with each other to get the effects

HOW TO USE

you put one of the ingredients on your main-hand, and another one in the offhand, and then Shift and right click to use the ingredients.

Commands(currently)

/cujournal (summary)
/cujournal effects
/cujournal combos

WARNING

**This mod is currently in early alpha and under active development.
You may encounter bugs, crashes, or incomplete features, and the number of available ingredients is still limited.

If you run into any issues or have ideas, feel free to report them to help improve the mod.
**

Available Versions

Catalyst Unknown 0.2.0Aalpha
MC 1.21.11fabric
June 9, 2026
Catalyst Unknown 0.1.0Aalpha
MC 1.21.11fabric
April 15, 2026

How to Install Catalyst Unknown 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 (1.21.11).

3

Install Mod

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

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.11

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Catalyst Unknown 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 (1.21.11). You can switch loaders with one click in the panel.

Is Catalyst Unknown compatible with fabric?

Catalyst Unknown officially supports fabric for Minecraft 1.21.11. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Catalyst Unknown – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Catalyst Unknown 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 Catalyst Unknown 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
MIT License
Server-side
Required

Supported Versions

1.21.11