CurseForge · Minecraft mod
Mekanism Additions
Additions module for Mekanism, contains things that don't quite fit in the other modules.
This page is having a moment, so a few details may be a little behind.
Quick answer
Which Mekanism Additions release should I use?
Mekanism Additions MekanismAdditions-1.21.1-10.7.19.85.jar targets 1.21.1 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. All 1 required mods have matching files.
Where it goes
Is Mekanism Additions 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 Mekanism Additions MekanismAdditions-1.21.1-10.7.19.85.jar need?
MekanismAdditions-1.21.1-10.7.19.85.jar. Change the file and its required mods may change too.
Install Mekanism first. We found matching files for this game-version and loader setup. 23 come through another mod in the chain.
23 extra mods were pulled in by other dependencies. Indented rows show who needs each one. We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Mekanism Additions without breaking your instance.
Built for Mekanism Additions MekanismAdditions-1.21.1-10.7.19.85.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use MekanismAdditions-1.21.1-10.7.19.85.jar. It targets 1.21.1 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Mekanism first. We found matching files for this game-version and loader setup. 23 come through another mod in the chain.
- 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 MekanismAdditions-1.21.1-10.7.19.85.jar. It opens that exact file at the source.
About this project
What does Mekanism Additions add?

Mekanism Additions is an official addon to Mekanism that adds some more miscellaneous features to Mekanism. The majority of these features used to be in the main module back in 1.12 and earlier, but have since then found a new home in this module.
Features:
Baby Mobs:
Creepers
Endermen
Skeletons
Strays
Wither Skeletons
Obsidian TNT
Glow Panels
Balloons
Plastic variants of various shapes of blocks
Voice server
Links to other Mekanism modules:
Documentation can be found on Mekanism’s official wiki, proudly hosted through IndieWikis! It’s still a work in progress, so please, please contribute if you can!
Source Code is available on GitHub!
Support the Team with Patreon:
Support the Team with Ko-fi:
- pupnewfster
Project description from CurseForge.
Pick your setup
Mekanism Additions by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1
1 loader build1.21
1 loader build1.20.4
1 loader build1.20.1
2 loader buildsCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Mekanism Additions versions and loaders
MekanismAdditions-1.21.1-10.7.19.85.jar
10 Apr 2026
MekanismAdditions-1.21.1-10.7.18.84.jar
14 Feb 2026
MekanismAdditions-1.21.1-10.7.17.83.jar
21 Oct 2025
MekanismAdditions-1.21.1-10.7.16.82.jar
21 Sept 2025
MekanismAdditions-1.21.1-10.7.15.81.jar
17 Aug 2025
MekanismAdditions-1.20.1-10.4.16.80.jar
21 May 2025
MekanismAdditions-1.21.1-10.7.14.79.jar
2 May 2025
MekanismAdditions-1.21.1-10.7.13.78.jar
21 Mar 2025
MekanismAdditions-1.21.1-10.7.12.77.jar
13 Mar 2025
MekanismAdditions-1.21.1-10.7.11.76.jar
12 Mar 2025
MekanismAdditions-1.20.1-10.4.15.75.jar
3 Mar 2025
MekanismAdditions-1.21.1-10.7.10.73.jar
27 Feb 2025
Looking for an older file? The official CurseForge project page is in Resources.