A challenging skyblock quest pack with crafting, technology, and magic.
Modpacks get no grade of their own, so we show the grades of its mods. Of its 332 graded mods, 245 are graded A or B, 75 C and 12 D to F. Its last update came out 8 months ago, for Minecraft 1.20.1. See the mods
Ozone Skyblock Reborn is an expert-oriented skyblock questing modpack that guides players through a long progression toward crafting creative-only items and completing end-game achievements. Its quest path draws on technology, magic, exploration, and automation, with rewards for progress and multiplayer options for sharing quest rewards. Players can choose Normal or Expert difficulty; the pack describes these as comparable to Project Ozone’s Titan and Kappa modes, and says difficulty rises as players approach the end game. The pack combines extensive crafting and automation systems, including Mekanism, Applied Energistics 2, Refined Storage, Immersive Engineering, Thermal, Botania, and Mystical Agriculture. Exploration extends beyond the starting skyblock island into dimensions and regions such as the Aether, Twilight Forest, the Undergarden, Ad Astra destinations, and a void dimension, alongside new Nether biomes and an updated End island. The gallery also highlights Draconic Evolution, Infinity armor and tools, portals to mysterious dimensions, extreme crafting, epic battles, and the challenge of creating creative-tier items.
Written from CurseForge . How we write it
The mods of its newest release (Minecraft 1.20.1 · Forge, 2 Mar 2026). Each check result is for the latest files of that mod, which may not be the version in this pack.
Compared with the release of 26 Dec 2025 for the same platform, Minecraft version and loader. We do not compare the versions of the projects yet.
No harmful code found in the projects we checked
We checked 332 of its 335 projects and the files in the pack itself, without running them.
Why we show this: a modpack installs the files of its mods, and each mod runs on your computer like any program. Our checks look for known signs of harm. They cannot prove that a file is harmless. In the grade: a modpack has no grade of its own, and each mod's result counts in that mod's grade.
10 mods send something about you
We read the code of 328 of its 329 mods, without running it.
Why we show this: a modpack runs the code of its mods, and a mod can send things about you over the internet, like your player name or your login. Contacting an address to check for updates or download files sends nothing about you. Not in the grade: sending data can be normal for what a mod does.
AI used in 15 of the 274 mods we checked
We found an AI tool in them, or their authors declared AI content.
55 mods are not checked yet.
No sign so far that AI was used to make the pack itself
We looked for AI tools in its texts and found none.
We have not read its files and images yet.
Why we show this: some players and servers avoid projects made with AI, and AI in the game can send what you write to an online service. Not in the grade: using AI does not tell whether a project works well or is kept up to date.
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