# Nexo vs ItemsAdder

Prism Skyblock is natively built on Nexo. While ItemsAdder is supported, using Nexo is <mark style="color:red;">storngly recommended</mark> as using ItemsAdder will have some drawbacks:

* AuraSkills doesn't support ItemsAdder's custom blocks, fortune abilities won't work on them and they will grant no XP.


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