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MekanismMinecraft mod for 1.21.1

High-tech machinery, powerful energy generation, fancy gadgets and more. Now on Curse!

Latest version
Mekanism-1.21.1-10.7.19.85.jar
Loaders
NeoForge, Forge
Licence
not stated
Downloads
171.1M
Updated
5 mo ago
Available on
CurseForge
Space NodePartner

Host Mekanism servers

One click and Mekanism is installed with the right loader, on hardware built for it.

  • 1.21.1
  • NeoForge
  • Forge
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Screenshots

Click a screenshot to open it. Screenshots are served from the author’s own host and belong to them.

Minecraft versions

Every version Mekanism declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge, Forge21+declared8 Aug 2024
1.21Forge, NeoForge21+declared13 Jun 2024
1.20.4NeoForge, Forge17+declared7 Dec 2023
1.20.1NeoForge, Forge17+declared12 Jun 2023
1.19.2Forge, NeoForge17+declared5 Aug 2022
1.19.1NeoForge, Forge17+declared27 Jul 2022
1.19NeoForge, Forge17+declared7 Jun 2022
1.18.2NeoForge, Forge17+declared28 Feb 2022
1.16.5NeoForge, Forge8+declared14 Jan 2021
1.16.4NeoForge, Forge8+declared29 Oct 2020
1.16.3NeoForge, Forge8+declared10 Sept 2020
1.16.1NeoForge, Forge8+declared24 Jun 2020
1.15.2NeoForge, Forge8+declared17 Jan 2020
1.15.1NeoForge, Forge8+declared16 Dec 2019
1.12.2NeoForge, Forge8+declared18 Sept 2017
1.12.1NeoForge, Forge8+declared3 Aug 2017
1.12NeoForge, Forge8+declared2 Jun 2017
1.11.2NeoForge, Forge8+declared21 Dec 2016
1.10.2NeoForge, Forge8+declared23 Jun 2016
1.7.10NeoForge, Forge8+declared14 May 2014

Download

From Mekanism’s own host. Nothing is re-hosted here.

All 40 releases
Mekanism-1.21.1-10.7.19.85.jarrelease10 Apr 2026

Mekanism-1.21.1-10.7.19.85.jar · 11.4 MB · for 1.21.1

Download latest
b78945c40cfe
Older versions24
  • Mekanism-1.21.1-10.7.18.84.jar14 Feb 20261.21.111.4 MB4.6k downloads2c48df86350bGet
  • Mekanism-1.21.1-10.7.17.83.jar21 Oct 20251.21.111.4 MB3.8k downloads2977b4f3130fGet
  • Mekanism-1.21.1-10.7.16.82.jar21 Sept 20251.21.111.4 MB85e23ae30243Get
  • Mekanism-1.21.1-10.7.15.81.jar17 Aug 20251.21.111.4 MB944710d2c890Get
  • Mekanism-1.20.1-10.4.16.80.jar21 May 20251.20.112.0 MB9.6k downloadsb7f12ae71088Get
  • Mekanism-1.21.1-10.7.14.79.jar2 May 20251.21.111.3 MB259.9k downloadsdcde0b00a50cGet
  • Mekanism-1.21.1-10.7.13.78.jar21 Mar 20251.21.111.3 MB990.0k downloads97d37ccefc14Get
  • Mekanism-1.21.1-10.7.12.77.jar13 Mar 20251.21.111.3 MB292.9k downloads4eeb1c0df127Get
  • Mekanism-1.21.1-10.7.11.76.jar12 Mar 20251.21.111.3 MB2.7k downloads7743f5a9b87cGet
  • Mekanism-1.20.1-10.4.15.75.jar3 Mar 20251.20.112.0 MB1.6M downloadsa969ed0007ddGet
  • Mekanism-1.21.1-10.7.10.73.jar27 Feb 20251.21.111.3 MB543.2k downloads8ee885a5bf26Get
  • Mekanism-1.21.1-10.7.9.72.jar25 Feb 20251.21.111.3 MB57.3k downloads9974452c17c2Get
  • Mekanism-1.20.1-10.4.14.71.jar25 Jan 20251.20.112.0 MB1.2M downloadsf55365a60288Get
  • Mekanism-1.21.1-10.7.8.70.jar24 Dec 20241.21.111.1 MB1.4M downloadsa61585c5d853Get
  • Mekanism-1.20.1-10.4.13.69.jar24 Dec 20241.20.112.0 MB608.9k downloads6bc9fc9bb1fcGet
  • Mekanism-1.20.1-10.4.12.68.jar20 Dec 20241.20.112.0 MB67.3k downloads1a76ef65622bGet
  • Mekanism-1.20.1-10.4.11.67.jar12 Dec 20241.20.112.0 MB89.4k downloads2d2568705947Get
  • Mekanism-1.20.1-10.4.10.66.jar19 Nov 20241.20.112.0 MB528.1k downloads99835d055422Get
  • Mekanism-1.21.1-10.7.7.64.jar31 Aug 20241.21.111.1 MB2.3M downloads74c04b02c1e2Get
  • Mekanism-1.21.1-10.7.6.63.jar31 Aug 20241.21.111.1 MB345 downloads78086566fb95Get
  • Mekanism-1.21.1-10.7.5.62.jar26 Aug 20241.21.111.1 MB45.6k downloadsb71f3ae53926Get
  • Mekanism-1.20.1-10.4.9.61.jar25 Aug 20241.20.112.0 MB1.9M downloadsb2b72fa03a0aGet
  • Mekanism-1.21.1-10.7.4.60.jar23 Aug 20241.21.111.0 MB14.5k downloadsa9dea5338d98Get
  • Mekanism-1.21.1-10.7.3.59.jar23 Aug 20241.21.110.9 MB181 downloadsdb5f8d7dfab5Get

Frequently asked

Does Mekanism work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Mekanism declares support for, and the claim comes from the author's own release metadata rather than from a compatibility list somebody maintains by hand.

Which Minecraft versions does Mekanism support?

Everything the author has declared, from 1.7.10 up to 1.21.1. The full list is in the table above, with the Java runtime each version needs next to it.

Which loader does Mekanism need?

NeoForge, Forge. A build for one loader will not load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for Mekanism?

Java 21 or newer, because that is what the newest Minecraft release it supports requires. The requirement comes from the game rather than from the mod itself.

How do I install Mekanism?

Install the matching loader first, then put the downloaded file in your mods folder and start the game. The loader, the mod and Minecraft all have to be on the same version, which is the usual reason a mod does not appear in game.

Where do I download Mekanism safely?

From the author's own page on CurseForge, which is where the data here is synced from. MCReference never mirrors, re-hosts or repackages a file: every download button points at the original source, so you get exactly what the author published.

Works on the same versions

Ordered by how much of the recent Minecraft version coverage overlaps, not by popularity.

Last checked 1 mo ago against CurseForge. We do not host files and we do not republish descriptions; every download link points at the author’s own release.

Is this information wrong or missing something? .