Install the Modrinth App
Download the official Modrinth App for your computer, install it, and sign in with the Microsoft account that owns Minecraft Java.
KaFiCraft setup guide
One download gives you the complete KaFiCraft setup. Follow these four steps and you will be ready to play.
Start here
Use the official Modrinth App. It installs the right versions automatically, so you do not have to place mods by hand.

Download the official Modrinth App for your computer, install it, and sign in with the Microsoft account that owns Minecraft Java.
Save the KaFiCraft 1.0.0 pack below. It contains the correct Minecraft, Fabric, mods, and server settings.
Open the downloaded .mrpack file. If it does not open automatically, drag it into the Modrinth App or use the app’s create-instance import option.
Wait for Modrinth to finish installing, open the KaFiCraft profile, press Play, then join kaficraft.com from Multiplayer.
Ready to play
KaFiCraft is a forever server and will stay online forever. Your builds, trades, and stories have a permanent home here.