Source-checkedBuilding & decoration

One Block ModPack

by Lactobacillus · for Minecraft

A lightweight OneBlock-based modpack that lets you start on a single regenerating block and build your world from nothing. Includes extra performance mods for smoother gameplay and better stability.

119KDownloads
11 mo agoLast updated
CC0-1.0License
FabricLoaders

About One Block ModPack

From Modrinth

A lightweight OneBlock-based modpack that lets you start on a single regenerating block and build your world from nothing. Includes extra performance mods for smoother gameplay and better stability.

image 1.1

This modpack delivers a fully enhanced OneBlock experience, combining the depth and progression of the original OneBlock mod with a collection of performance-boosting addons for smooth, stable gameplay. Begin your journey stranded in the void on a tiny floating island, where a single regenerating block becomes your only source of materials. With every block you break, new resources appear — from simple dirt and wood to rare blocks from the Nether and End. As you progress, biome cycles, surprise events, friendly mobs, and evolving monster waves keep the world feeling alive and unpredictable.

Explore more than 40 biomes through the OneBlock’s cycling system, unlock entire new material pools by reaching the Nether and End, and survive increasingly challenging encounters designed to scale with your growth. Whether you're gathering essential early-game materials or facing chaotic late-game waves, every block break shapes your story.

To ensure a smooth experience, this modpack includes a curated set of performance mods, improving FPS, reducing lag spikes, and enhancing overall client and server stability. Even players with low-end PCs can enjoy a seamless adventure thanks to optimizations that work quietly in the background without affecting gameplay.

The modpack supports both singleplayer and multiplayer. In multiplayer mode, each player can generate their own independent OneBlock island, spaced safely apart so everyone can progress at their own pace. Optional datapacks allow you to customize the experience even further — from void dimensions to hardcore no-island starts.

With its blend of survival, randomness, progression, and optimization, this modpack offers a clean, polished, and replayable OneBlock journey for all kinds of players. Build, fight, explore, automate, and expand — your entire world grows from one single block.

Highlights

From source data

Game versions

Built for Minecraft 1.21.10.

Loaders

Runs on Fabric.

Footprint

Rated a light load on a server.

One Block ModPack on Nxeon

From our catalogue
One-click install
Supported on Nxeon Minecraft servers. We download it from Modrinth, place it, and restart the server.
Server side
Required on the server
Server type needed
Fabric
Server load
light
Smallest plan we suggest
Minecraft — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
Latest build
1.0.0, released 2025-11-30

Game versions by loader

LoaderGame versionsNewest
Fabric1.21.101.21.10

From 1 recorded build of One Block ModPack.

Dependencies

  • Bundled: modrinth project mOgUt4GM (modrinth, not in our catalogue)
  • Bundled: modrinth project AANobbMI (modrinth, not in our catalogue)
  • Bundled: modrinth project necbGNtT (modrinth, not in our catalogue)
  • Bundled: modrinth project 9eGKb6K1 (modrinth, not in our catalogue)
  • Bundled: modrinth project NNAgCjsB (modrinth, not in our catalogue)
  • Bundled: modrinth project PtjYWJkn (modrinth, not in our catalogue)
  • Bundled: modrinth project YL57xq9U (modrinth, not in our catalogue)
  • Bundled: modrinth project P7dR8mSH (modrinth, not in our catalogue)
  • Bundled: modrinth project gvQqBUqZ (modrinth, not in our catalogue)
  • Bundled: modrinth project eXts2L7r (modrinth, not in our catalogue)
  • Bundled: modrinth project LQ3K71Q1 (modrinth, not in our catalogue)
  • Bundled: modrinth project 5ZwdcRci (modrinth, not in our catalogue)

Declared by the newest build that lists any. Required ones are installed with it on one-click installs.

Run One Block ModPack on a Minecraft server

Pick a server or deploy a new one above; it is installed in one click.

What kind of mod it is

From the catalog
Listed on Modrinth as “Modpacks”

Building & decoration

Blocks, furniture, decorations and building tools.

Runs on your server

From source side support

Modrinth lists One Block ModPack as required on the server. Check its Modrinth page to see whether players need it too.

Compatibility

Game
Minecraft
Loaders
Fabric
Runs on
Serverrequired on the server
Game versions
1.21.10

Verified at the source

  • ✓ModrinthOfficial listing, checked 2026-10-03Open ↗
  • ✓AuthorLactobacillus, as published on Modrinth
  • ✓LicenseCC0-1.0Free

One Block ModPack, answered

Generated from the mod’s own source data.

Do my players need to install One Block ModPack?

Modrinth lists One Block ModPack as required on the server. Check its Modrinth page to see whether players need it too.

Which loaders does it support?

Fabric.

Is it free?

Yes. One Block ModPack is free to download from Modrinth. Its license is CC0-1.0.

How do I add it to my Nxeon server?

Use “Add to a server” on this page, or open NxLabs from your dashboard. We install it, restart your server and switch it on.

NxLabs

Run One Block ModPack on a Minecraft server.

Deploy in about a minute from $4.99 a month, then add One Block ModPack in one click.