GUI APP (:

You need a macOS machine ->The app run on macOS system.

Direct download here 02//05//2022 version : 0.4.4

https://github.com/dortania/OpenCore-Legacy-Patcher/releases/download/0.4.4/OpenCore-Patcher-GUI.app.zip

Docs & tutorial here :

https://dortania.github.io/OpenCore-Legacy-Patcher/INSTALLER.html#creating-the-installer