Quick facts
| Category | Survival / OneBlock |
| Edition | Java & Bedrock |
| Phases | 16 unique levels |
| Source | CurseForge (HardCore OneBlock) |
| Multiplayer | Supported |
| Side | Single player / multiplayer |
Source status
Variant listing
OneBlock has many variants. This page references HardCore OneBlock (Chase the Skies) on CurseForge — a polished Java and Bedrock implementation. Other variants exist. Metadata last checked October 2026.
Opens CurseForge in a new tab. CurseForge's terms apply.
One block. Sixteen worlds. No escape.
Get OneBlock
Ships as a Java world folder and a Bedrock .mcworld file. Extract into saves, or double-click to import — steps below.
What OneBlock actually is
OneBlock flips SkyBlock on its head. Instead of starting on a small island with a chest of supplies, you start on a single block floating in the sky — no island, no chest, no safety net. Breaking it spawns new materials, mobs, and structures. Break it again, and the next batch is different.
As you progress, the block transitions through phases. Each phase is themed around a biome, dimension, or structure — and each one changes what drops, what spawns, and how hard the survival loop gets. The HardCore OneBlock variant on CurseForge implements this with 16 distinct levels: Plains, Underground, Deep Cave, Snowy, Desert, Jungle, Barren Lands, Ocean, Pale Garden, Swamp & Cherry, Mansion, Nether, Trail Ruins, Ancient City, Stronghold, and Infinite.
The Infinite phase is the endgame — the block keeps producing materials indefinitely, so you can keep building and farming without a ceiling. Everything before it is a countdown to get there.
Phase progression
How to install it
The HardCore OneBlock variant ships both a Java world folder and a Bedrock .mcworld file. The import method depends on which edition you play.
- Java: extract the downloaded folder into
.minecraft/saves. The folder must containlevel.datat its root, not a nested subfolder. - Bedrock: double-click the
.mcworldfile. Minecraft Bedrock opens and imports the world automatically. - Launch Minecraft and select the world from the Singleplayer list. It will appear as OneBlock or HardCore OneBlock depending on the variant.
- Break the first block. That's the entire tutorial. Everything after is discovery.
Compatibility at a glance
Every value below comes from the creator's official source page. Where the creator doesn't state a field, we mark it "Unknown" rather than guess.
| Field | Value |
|---|---|
| Edition | Java & Bedrock |
| World format | Java folder / Bedrock .mcworld |
| Phases | 16 (ending with Infinite) |
| Multiplayer | Supported |
| Source | CurseForge (HardCore OneBlock) |
| Last verified | October 2026 |
Frequently asked questions
Is OneBlock hard?
Can I play OneBlock with friends?
How many phases are there?
Does OneBlock work on Bedrock Edition?
.mcworld file. Both editions are officially supported by the creator.What happens in the Infinite phase?
Why this listing exists
Most resource sites either dump hundreds of unverified links with no context, or hide downloads behind fake countdown timers and redirect chains. This page follows a different approach: it shows the resource's real metadata, links to the creator's original page, and states clearly what we have and have not verified.
If you find a broken link, an incorrect version, or a download that goes somewhere unexpected, report it using the contact form. If you are the creator and want this listing removed or changed, see Copyright / DMCA.
Related maps
Report a problem with this page: contact form. If you are the creator and want this listing changed, see Copyright / DMCA.