Create: Fan Catalysts (a create connected unofficial port)
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.21.1 on NeoForge. On other versions it may install and then do nothing.
Unofficial standalone NeoForge 1.21.1 port of the Fan Catalyst blocks/data from Create: Connected.
Original project: Create: Connected by Lysine
https://www.curseforge.com/minecraft/mc-mods/create-connected
Source: https://github.com/hlysine/create_connected
This port only includes the fan catalyst portion and keeps the original create_connected IDs for compatibility. Derived code/data is licensed AGPL-3.0-or-later, matching Create: Connected.
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on CurseForge — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as seething-catalysts-1.1.0-mc1.21.1.jar — drop this file into the mods folder
- Download size: 94 KB
- Download link checked 3 Oct 2026 — working
These come from our own check of the pack file, not from the source page.