Configure your application.properties with your database info.

wget https://github.com/quark-plus/quark/releases/download/3.0.0/quark-plus.jar alias quark='java -jar quark-plus.jar'

Here is a deep dive into what quark.jar is, why it’s used, and how to handle it. 1. The Minecraft Connection: The Quark Mod

Select your Forge profile in the Minecraft Launcher and hit play. Security Warning: Download Sources