Supplementaries Needed by Supplementaries Squared suppsquared-1.21-1.2.18-fabric
requiredMatching file found Matched file: supplementaries-1.21.1-3.8.5-fabric
Back to mods 
CurseForge · Minecraft mod
Supplementaries Squared
The extra content of Supplementaries that doesn't necessarily fit in the base mod!
Choose a version Pick your version below, then grab the matching file.
Quick answer
Which Supplementaries Squared release should I use?
Latest stable file suppsquared-1.21-1.2.18-fabric
Game version 1.21.1
Loader Fabric
Supplementaries Squared suppsquared-1.21-1.2.18-fabric targets 1.21.1 with Fabric. 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. All 2 required mods have matching files.
Where it goes
Is Supplementaries Squared 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.
Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release Fabric
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume
The source does not explicitly classify this release as client-only or server-only.
What else does Supplementaries Squared suppsquared-1.21-1.2.18-fabric need?
suppsquared-1.21-1.2.18-fabric. Change the file and its required mods may change too.
Install Supplementaries, Moonlight Lib first. We found matching files for this game-version and loader setup.
Moonlight Lib Needed by Supplementaries Squared suppsquared-1.21-1.2.18-fabric
requiredMatching file found Matched file: moonlight-1.21.1-3.3.0-fabric
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Supplementaries Squared without breaking your instance.
Built for Supplementaries Squared suppsquared-1.21-1.2.18-fabric. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use suppsquared-1.21-1.2.18-fabric. It targets 1.21.1 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Supplementaries, Moonlight Lib 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 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 suppsquared-1.21-1.2.18-fabric. It opens that exact file at the source.
About this project
What does Supplementaries Squared add?
Supplementaries²
📖 About 📖
An addon for Supplementaries mod dedicated to adding variants to some of its blocks as well as some other misc features that didnt make the cut to the main mod.
Main features are:
- Colored Sacks
- Wood variant Item Shelves
- Golden Candle Holders
- Daub stairs and walls
- Metal Frames
- Plaques
- Heavy Key (just like a key but cant be renamed and is unique on crafted)
- Copper and Crimson lanterns
❤️Support Me❤️
Modding is taking a lot of my time, so if you like what I do, and you would like to support me, you can do so here. If you do, you'll receive a custom Globe and or Statue just for you! This also applies if you purchase a server from Akliz using "supplementaries" code.
Need a server? Check out Akliz, they have top brand servers just for modded minecraft.
They really have a cozy community with great support and the servers wonderfully
Use code "supplementaries" to get 20% off and also support me in the process!
🦉 Our Mods🦉
Project description from CurseForge.
Pick your setup
Supplementaries Squared by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Minecraft version
1.21.1
2 loader buildsMinecraft version
1.21
2 loader buildsMinecraft version
1.20.1
2 loader buildsCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Supplementaries Squared versions and loaders
suppsquared-1.21-1.2.18-fabric
suppsquared-fabric-1.21-1.2.18.jar
17 Jun 2026
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · matched Listed on Release listing
Check the 1.21.1 · Fabric setup Fabric1.21.1 release
suppsquared-1.21-1.2.18-neoforge
suppsquared-neoforge-1.21-1.2.18.jar
17 Jun 2026
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.21.1 · NeoForge setup 1.21.1NeoForge release
suppsquared-1.20-1.1.29.jar
10 Jan 2026
Client Source doesn’t say Server Source doesn’t say Dependencies 3 required · 3 unchecked Listed on Release listing
Check the 1.20.1 · Fabric setup Fabric1.20.1 release
suppsquared-1.20-1.1.29.jar
10 Jan 2026
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
suppsquared-1.21-1.2.17-fabric.jar
19 Dec 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.21.1 · Fabric setup 1.21Fabric1.21.1 release
suppsquared-1.21-1.2.17-neoforge.jar
19 Dec 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 1 required · 1 unchecked Listed on Release listing
Check the 1.21.1 · NeoForge setup 1.211.21.1NeoForge release
suppsquared-1.20-1.1.28.jar
7 Dec 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
suppsquared-1.20-1.1.28.jar
7 Dec 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 3 required · 3 unchecked Listed on Release listing
Check the 1.20.1 · Fabric setup Fabric1.20.1 release
suppsquared-1.20-1.1.27.jar
21 Nov 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
suppsquared-1.20-1.1.27.jar
21 Nov 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 3 required · 3 unchecked Listed on Release listing
Check the 1.20.1 · Fabric setup Fabric1.20.1 release
suppsquared-1.21-1.2.15-fabric.jar
20 Oct 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.21.1 · Fabric setup 1.21Fabric1.21.1 release
suppsquared-1.20-1.1.26.jar
17 Oct 2025
Client Source doesn’t say Server Source doesn’t say Dependencies 2 required · 2 unchecked Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
Looking for an older file? The official CurseForge project page is in Resources.
mod CurseForge · Minecraft
Ornamentum
this is a friendly building mod that adds decorative blocks to expand building palette while staying true to the game's original style.
mod CurseForge + Modrinth · Minecraft
Nuclear Science
Nuclear Science is a Minecraft Mod for version 1.20 focused around nuclear physics that introduces many new machines/blocks and items into the game.
mod CurseForge + Modrinth · Minecraft
Packdev Toolkit
A collection of developer tools for building modpacks and datapacks. Pull textures/models out of resource packs, dump lang entries, search datapacks, and copy item IDs: all without leaving the game!