How do I install One Island?

Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. Download the .jar. Put it in the .minecraft/mods folder and launch that loader profile. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does One Island work with?

The listing gives Minecraft 1.21.9. This is the version stated by the author or source site, not something we verified ourselves.

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One Island

by Lactobacillus · on Modrinth

Start alone on a small island in an endless ocean. Gather resources, build, explore, and survive with what the sea provides.

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

One Island is a survival challenge where you begin on a single island surrounded by an infinite ocean.

You’ll have limited space and resources at first — just the island, the water, and your creativity. Explore the sea, gather materials, expand your base,...

A calm but challenging survival experience focused on exploration, resource management, and building your world from one small island. Perfect for solo or multiplayer adventures.

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft version listed: 1.21.9
How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

Verified by MCModsHub

Downloads as One Island 1.0.0.mrpack
Download size: 48 KB
Download link checked 5 Sept 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

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