CurseForge · Minecraft mod
Mekanism:Expand
Added more things for mekanism!
Quick answer
Which Mekanism:Expand release should I use?
Mekanism:Expand mek_ex-1.0.5.jar targets 1.21.1 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 Mekanism:Expand 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 Mekanism:Expand mek_ex-1.0.5.jar need?
mek_ex-1.0.5.jar. Change the file and its required mods may change too.
Install Mekanism, Mekanism Generators first. We found matching files for this game-version and loader setup. 22 come through another mod in the chain.
22 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:Expand without breaking your instance.
Built for Mekanism:Expand mek_ex-1.0.5.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use mek_ex-1.0.5.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, Mekanism Generators first. We found matching files for this game-version and loader setup. 22 come through another mod in the chain.
- 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 mek_ex-1.0.5.jar. It opens that exact file at the source.
About this project
What does Mekanism:Expand add?
Add all sorts of content to mek, some items can help you get through the boring early and mid stages, and some content adds new experiences to your mek. Enjoy to the fullest!
1.0.1 beta:

Project description from CurseForge.
Pick your setup
Mekanism:Expand by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Mekanism:Expand versions and loaders
mek_ex-1.0.5.jar
10 Sept 2026
mek_ex-1.0.4.jar
10 Sept 2026
mek_ex-1.0.3.jar
6 Sept 2026
mek_ex-1.0.2.jar
4 Sept 2026
mek_ex-1.0.1.jar
3 Sept 2026
Looking for an older file? The official CurseForge project page is in Resources.