Many newer versions include expanded advancement trees and unique loot tables to make the "End" reachable.

Bug fixes related to island boundaries and resource generation (like custom mob drops for gravel or sand) are common in these iterations. How to Install Skyblock 4.11.2.zip

If you’ve downloaded the Skyblock 4.11.2.zip file, follow these steps to start your survival journey:

The world should now appear in your Singleplayer world list. Pro Tips for Your First Day

Since space is limited, building a dark room for mob spawns is the best way to get essential items like string, bones, and even rare iron or carrots. 11.2 build?