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AE2 Molecular Assembler PlusMinecraft mod for 1.21.1

QoL addon for Applied Energistics 2 that adds advanced Molecular Assemblers, pattern terminals, and expanded auto-crafting support for large and modded recipes

client and servernewest supported release 1.21.1Technology
Latest version
1.2.1-neoforge-1.21.1
Loaders
NeoForge, Forge
Licence
MIT
Downloads
685
Updated
22 d ago
Available on
Modrinth
Space NodeOur hosting

Host AE2 Molecular Assembler Plus servers

One click and AE2 Molecular Assembler Plus 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 AE2 Molecular Assembler Plus declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge, Forge21+declared8 Aug 2024
1.20.6NeoForge, Forge21+declared29 Apr 2024
1.20.5Forge, NeoForge21+declared23 Apr 2024
1.20.4NeoForge, Forge17+declared7 Dec 2023
1.20.3NeoForge, Forge17+declared4 Dec 2023
1.20.2NeoForge, Forge17+declared20 Sept 2023
1.20.1Forge, NeoForge17+declared12 Jun 2023

Download

From AE2 Molecular Assembler Plus’s own host. Nothing is re-hosted here.

Most recently published release

1.2.1-neoforge-1.21.1release3 Oct 2026

AE2 Molecular Assembler Plus-1.2.1-neoforge-1.21.1.jar · 0.4 MB · for 1.21.1 · NeoForge

Download this release
532c70325913…
Older versions7
  • 1.2.1-forge-1.20.1-1.20.63 Oct 20261.20.6, 1.20.5, 1.20.4, 1.20.3, 1.20.2 +1 more0.4 MBf0051566cef8…Get
  • 1.2.0-forge-1.20.1-1.20.627 Sept 20261.20.6, 1.20.5, 1.20.4, 1.20.3, 1.20.2 +1 more0.4 MB112e442b0972…Get
  • 1.2.0-neoforge-1.21.127 Sept 20261.21.10.4 MB51b047071d10…Get
  • 1.21.1-1.1.120 Jun 20261.21.10.2 MB90 downloads1072e4182e62…Get
  • 1.1.025 May 20261.20.6, 1.20.5, 1.20.4, 1.20.3, 1.20.2 +1 more0.2 MB114 downloads3a94727c0b42…Get
  • 1.0.015 May 20261.20.6, 1.20.5, 1.20.4, 1.20.3, 1.20.2 +1 more0.1 MB30 downloadse28be7696ed9…Get
  • 1.0.0-beta23 Mar 20261.20.10.1 MB66 downloadsba857b0691e5…Get

Dependencies

What AE2 Molecular Assembler Plusdeclares it needs, from the author’s own release metadata. A required one has to be installed alongside it or it will not load.

Frequently asked

Does AE2 Molecular Assembler Plus work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version AE2 Molecular Assembler Plus 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 AE2 Molecular Assembler Plus support?

Everything the author has declared, from 1.20.1 up to 1.21.1. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install AE2 Molecular Assembler Plus on the client or the server?

Both. Every player needs it installed and so does the server, so anyone joining without it will be refused.

Which platform or loader does AE2 Molecular Assembler Plus support?

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

Which Java version do I need for AE2 Molecular Assembler Plus?

Among the supported Minecraft releases above, the highest recorded requirement is Java 21 or newer. Use the requirement for the exact Minecraft version you run; previews and snapshots may differ.

What does AE2 Molecular Assembler Plus need to run?

It declares Applied Energistics 2 as required, so that has to be installed alongside it or it will not load. Each one is linked in the dependencies section above.

What licence is AE2 Molecular Assembler Plus under?

MIT, as stated by the author on the platform we synced it from. Check the project's own page before redistributing or bundling it.

How do I install AE2 Molecular Assembler Plus?

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 AE2 Molecular Assembler Plus safely?

Start with the author's page on Modrinth, which is where the data here is synced from. MCReference does not host or repackage files. When available, recorded download links go to the source for that release; verify the publisher, filename and any available checksum before running it.

Works on the same versions

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

Details from Modrinth, where the author last updated it on 3 Oct 2026. We do not host files or republish descriptions. Available download links point to the author’s own release.

Is this information wrong or missing something? .