Game workflows
Paper, Blackjack and the rest of the Catalyst toolkit in one clear control panel.
Catalyst v1.4.1 is available
A cleaner way to use Catalyst.
One client-side Minecraft toolkit for your rigs, visuals and configurations. Fast to set up and simple to control.
OverviewRigsVisualsSystem
WELCOME BACK
Everything in one place.
PaperReady
BlackjackReady
Visuals8 tools
ProfilesSaved locally
What you get
Useful tools. No clutter.
Catalyst keeps every control where you expect it, without turning the interface into a maze.
Visual tools
Local previews, schematics and visual controls designed to stay easy to read.
Profiles & keybinds
Save your setup, edit supported bindings and move between configurations quickly.
Quick setup
Ready in three steps.
- 1
Get access
Purchase Catalyst and receive your license key.
- 2
Download
Link the key once and grab v1.4.1 from your dashboard.
- 3
Launch
Place the JAR in your Fabric mods folder and start Minecraft.
FAQ
The basics.
Which Minecraft version is supported?+
Catalyst v1.4.1 is built for Minecraft Java 1.21.11 with Fabric.
What do I need to install?+
Java 21, Fabric Loader, Fabric API and the Catalyst JAR. Mod Menu is optional.
How does activation work?+
Sign in to your Catalyst account, link the license received after purchase and download the latest build from your dashboard.
Can I move my license to another account?+
Yes. The dashboard includes two UUID resets per month. A license can only be active on one Minecraft account at a time.
CATALYST v1.4.1
Buy on Discord