CurseForge · Minecraft mod
Create: Upsizing
A Create addon with a new tool: The Resizer!
Quick answer
Which Create: Upsizing release should I use?
Create: Upsizing upsizing-1.2.0.jar targets 1.21, 1.21.1-Snapshot, 1.21-Snapshot with NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. All 2 required mods have matching files.
Where it goes
Is Create: Upsizing required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Create: Upsizing upsizing-1.2.0.jar need?
upsizing-1.2.0.jar. Change the file and its required mods may change too.
Install Pehkui, Create first. We found matching files for this game-version and loader setup.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Create: Upsizing without breaking your instance.
Built for Create: Upsizing upsizing-1.2.0.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use upsizing-1.2.0.jar. It targets 1.21, 1.21.1-Snapshot, 1.21-Snapshot with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Pehkui, Create first. We found matching files for this game-version and loader setup.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside upsizing-1.2.0.jar. It opens that exact file at the source.
About this project
What does Create: Upsizing add?
Requires Pehkui to work!
(please note that although this mod is compatible with all 1.21.x versions of Minecraft, Pehkui currently only works for 1.21 and 1.21.1, so the mod will only be listed for those versions)
Showcase
(external YouTube link): Create Mod Addons You NEED To Know About!
This is a Create Mod Addon featuring a flashy new tool:
The Resizer
Crafted with the new Orb Of Scale, this handheld redstone device is capable of changing the holder's size easily.
Usage

- Crouch + Right Click to open the Resizer
- The "Scale Amount" box is how much you will grow or shrink when you use the Resizer
- The "Current Scale" icon shows your current player scale multiplier
- Press the check button to exit
- Fill up your Backtank with pressure first
- When in game, right click while either looking up or down to grow or shrink!
Stretching
Stretching is an added recipe type, using a Sticky Piston to manufacture items
Project description from CurseForge.
Pick your setup
Create: Upsizing by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1-Snapshot
1 loader build1.21.1
1 loader build1.21-Snapshot
1 loader build1.21
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Create: Upsizing versions and loaders
upsizing-1.2.0.jar
22 Sept 2025
upsizing-1.0.3.jar
21 Sept 2025
upsizing-1.0.2.jar
28 Jul 2025
Looking for an older file? The official CurseForge project page is in Resources.