
Modrinth · Minecraft mod
command block lengthener
Increases the command block character limit from 32,500 to 2,147,483,647 characters (the maximum possible integer limit). This is a client-side mod only. Server-side functionality has not been tested and is not intended to work.
Quick answer
Which command block lengthener release matches 26.2?
command block lengthener 1.1.01 targets 26.2 with Fabric. Installation on the client is optional. Installation on the dedicated server is optional. No extra mods listed for this file.
Where it goes
Is command block lengthener required on the client, server, or both?
Installation on the client is optional. Installation on the dedicated server is optional.
The source marks this as usable on both the client and server.
What else does command block lengthener 1.1.01 need?
1.1.01 on 26.2. Every mod below is checked against that same setup.
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 command block lengthener without breaking your instance.
Built for command block lengthener 1.1.01 on 26.2. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.1.01. It targets 26.2 with Fabric; 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
Installation on the client is optional. Installation on the dedicated server is optional.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.1.01. It opens that exact file at the source.
About this project
What does command block lengthener add?
Have you ever wanted to use an extremely long command? Maybe you wanted to create a complex NBT item or write a command that exceeds Minecraft's default command block limit.
Command Block Lengthener increases the command block text limit from 32,500 characters to 2,147,483,647 characters, the maximum value supported by a 32-bit signed integer.
This is a client-side mod and is intended for use with the standard Minecraft launcher. It has not been tested for server-side use and is not intended to function on multiplayer servers. Compatibility with custom clients (such as Lunar Client) is not guaranteed.
Project description from Modrinth.
Pick your setup
command block lengthener by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.1.2
1 loader build26.1.1
1 loader build26.1
1 loader build1.21.11
1 loader build1.21.10
1 loader build1.21.9
1 loader build1.21.8
1 loader build1.21.7
1 loader build1.21.6
1 loader build1.21.5
1 loader build1.21.4
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
command block lengthener versions and loaders
1.1.01
commandblock-improver-26.2.jar
31 Jul 2026
Looking for an older file? The official Modrinth project page is in Resources.