CurseForge · Minecraft mod
Chunky (Forge/NeoForge)
Pre-generates chunks, quickly, efficiently, and safely
Quick answer
Which Chunky (Forge/NeoForge) release should I use?
Chunky (Forge/NeoForge) Chunky 1.5.4 targets 26.1, 26.1.1, 26.1.2 with NeoForge. The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server. No extra mods listed for this file.
Where it goes
Is Chunky (Forge/NeoForge) required on the client, server, or both?
The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.
The source does not explicitly classify this release as client-only or server-only.
What else does Chunky (Forge/NeoForge) Chunky 1.5.4 need?
Chunky 1.5.4. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Chunky (Forge/NeoForge) without breaking your instance.
Built for Chunky (Forge/NeoForge) Chunky 1.5.4. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use Chunky 1.5.4. It targets 26.1, 26.1.1, 26.1.2 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether it belongs on the client. The project page does not say whether it belongs on the dedicated server.
- 04
Pick the file you checked
Use the “Get this file” button beside Chunky 1.5.4. It opens that exact file at the source.
About this project
What does Chunky (Forge/NeoForge) add?
Chunky
Pre-generates chunks, quickly, efficiently, and safely
Features
- Start one or several chunk generation tasks at the same time (if you want to leverage your CPU more)
- Pause chunk generation tasks, saving them for later
- Shows detailed information such as chunks processed, percent to completion, ETA, chunk processing rate, etc
- Custom world shapes, and optional world border support with ChunkyBorder installed
Permissions
In order to use chunky you will need to either:
- Be an operator on a dedicated server. To become an operator, someone with access to the server must run the command op <username> from the server console.
- Be in a singleplayer world. In older versions of chunky you may also need to enable cheats for the world. This can be done during world creation, or by using the "Open to LAN" button.
Commands
Task Management
chunky start Starts a new chunk generation task from the current selection
chunky pause Pauses the current chunk generation tasks, and saves progress
chunky continue Continues running current or saved chunk generation tasks
chunky cancel Stops the current chunk generation tasks, and cancels progress
Selection
chunky world [world] Sets the currently selected world
chunky shape <shape> Set the shape to generate
chunky center [<x> <z>] Sets the current center block location
chunky radius <radius> Sets the current radius
chunky worldborder Set the center and radius to match the world border in the selected world
chunky spawn Set the center to the spawn point
chunky corners <x1> <z1> <x2> <z2> Set the selection by corner coordinates
chunky pattern <pattern> Set the preferred generation pattern
chunky selection Display the current selection
Miscellaneous
chunky silent Toggle displaying update messages
chunky quiet <interval> Set the quiet interval in seconds for update messages
chunky progress Display pre-generation progress in-game for all tasks
chunky reload Reloads the configuration
chunky trim Delete chunks outside selection
Examples
Generate chunks in a square centered at 0,0 in the overworld with a 1000 block radius
chunky radius 1000
chunky start
Generate chunks in a circle centered at spawn in the nether with a 1000 block radius
chunky world the_nether
chunky shape circle
chunky spawn
chunky radius 1000
chunky start
Generate chunks inside a world border centered at 0,0 with a 10000 block radius
worldborder center 0 0
worldborder set 20000
chunky worldborder
chunky start
Links
Wiki Find up-to-date information about plugin features
Discord Visit the #chunky channel and ask questions
Crowdin Help translate the plugin into several languages
Donate Support the project if you've found it useful
bStats Check out some cool stats for the plugin
CodeMC Download the latest builds from this mirror
ChunkyBorder Custom world border addon
Screenshots
Example pre-generated square world with radius 2000
Generating 3 worlds simultaneously using a Ryzen 3700X processor + 16GB RAM
Partner
Chunky is partnered with Bloom Host who provide excellent high performance server hosting options. Click the banner below and use code CHUNKY for 25% off your server!

Project description from CurseForge.
Pick your setup
Chunky (Forge/NeoForge) by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.1.2
2 loader builds26.1.1
2 loader builds26.1
2 loader builds1.21.11
2 loader builds1.21.10
2 loader builds1.21.9
2 loader builds1.21.8
2 loader builds1.21.7
2 loader builds1.21.6
2 loader builds1.21.5
2 loader builds1.21.4
2 loader buildsShowing the newest 12 of 33 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Chunky (Forge/NeoForge) versions and loaders
Chunky 1.5.4
Chunky-NeoForge-1.5.4.jar
23 Jul 2026
Chunky 1.5.4
Chunky-Forge-1.5.4.jar
23 Jul 2026
Chunky 1.5.3
Chunky-NeoForge-1.5.3.jar
4 May 2026
Chunky 1.5.3
Chunky-Forge-1.5.3.jar
4 May 2026
Chunky 1.4.58
Chunky-NeoForge-1.4.58.jar
1 Apr 2026
Chunky 1.4.58
Chunky-Forge-1.4.58.jar
1 Apr 2026
Chunky 1.4.55
Chunky-Forge-1.4.55.jar
12 Dec 2025
Chunky 1.4.54
Chunky-NeoForge-1.4.54.jar
10 Dec 2025
Chunky 1.4.52
Chunky-NeoForge-1.4.52.jar
9 Dec 2025
Chunky 1.4.52
Chunky-Forge-1.4.52.jar
9 Dec 2025
Chunky 1.4.40
Chunky-NeoForge-1.4.40.jar
21 Jun 2025
Chunky 1.4.40
Chunky-Forge-1.4.40.jar
21 Jun 2025
Looking for an older file? The official CurseForge project page is in Resources.