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Ex CompressumMinecraft mod for 1.21.10

Ex Nihilo Addon that reduces grind by adding compressed hammers and automation tools.

client and servernewest supported 1.21.10TechnologyGame Mechanics
Latest version
26.1.2.1+neoforge-26.1.2
Loaders
NeoForge, Forge, Fabric
Licence
LicenseRef-All-Rights-Reserved
Downloads
27.7k
Updated
2 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Ex Compressum servers

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

  • 1.21.10
  • NeoForge
  • Forge
  • Fabric
  • 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 Ex Compressum declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.10NeoForge, Forge, Fabric21+declared7 Oct 2025
1.21.9Fabric, NeoForge, Forge21+declared30 Sept 2025
1.21.8Forge, NeoForge, Fabric21+declared17 Jul 2025
1.21.7Forge, NeoForge, Fabric21+declared30 Jun 2025
1.21.6Forge, NeoForge, Fabric21+declared17 Jun 2025
1.21.5Fabric, Forge, NeoForge21+declared25 Mar 2025
1.21.4NeoForge, Forge, Fabric21+declared3 Dec 2024
1.21.1Fabric, NeoForge, Forge21+declared8 Aug 2024
1.21Fabric, NeoForge, Forge21+declared13 Jun 2024
1.20.1NeoForge, Forge, Fabric17+declared12 Jun 2023
1.20Fabric, NeoForge, Forge17+declared2 Jun 2023
1.18.2NeoForge, Forge, Fabric17+declared28 Feb 2022

Download

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

All 60 releases
26.1.2.1+neoforge-26.1.2release27 Jul 2026

excompressum-neoforge-26.1.2-26.1.2.1.jar · 0.7 MB · for 26.1.2

Download latest
61d1ae68e4a8…
Older versions24
  • 26.2.0.1+neoforge-26.227 Jul 202626.20.7 MB26 downloads2ec81ed1dc0f…Get
  • 26.2.0.1+fabric-26.227 Jul 202626.20.7 MB19 downloadsa8a1a3814047…Get
  • 26.1.2.1+fabric-26.1.227 Jul 202626.1.20.7 MB3 downloadsf85349f6048d…Get
  • 21.1.15.0+neoforge-1.21.127 Jul 20261.21.10.7 MB70 downloads50a4eface919…Get
  • 21.1.15.0+forge-1.21.127 Jul 20261.21.10.7 MB3 downloads8e063b135260…Get
  • 21.1.15.0+fabric-1.21.127 Jul 20261.21.10.7 MB13 downloadse8e4c2fcb2b6…Get
  • 21.1.14.0+neoforge-1.21.125 Jul 20261.21.10.7 MB68 downloads10f91528a364…Get
  • 21.1.13.0+neoforge-1.21.12 May 20261.21.10.7 MB636 downloadsd762be06ac6d…Get
  • 21.1.13.0+forge-1.21.12 May 20261.21.10.7 MB32 downloadsf9b069131ee2…Get
  • 21.1.13.0+fabric-1.21.12 May 20261.21.10.7 MB92 downloads0d74d5eaab43…Get
  • 21.1.12.1+forge-1.21.126 Apr 20261.21.10.7 MB19 downloadsc6a2a8eabc60…Get
  • 21.1.12.1+neoforge-1.21.126 Apr 20261.21.10.7 MB68 downloads34b93c76b19a…Get
  • 21.1.12.1+fabric-1.21.126 Apr 20261.21.10.7 MB25 downloadsd7d94ad59692…Get
  • 21.1.12+neoforge-1.21.122 Apr 20261.21.10.7 MB54 downloadsf593bbaaa75e…Get
  • 21.1.12+forge-1.21.122 Apr 20261.21.10.7 MB13 downloads002d15279526…Get
  • 21.1.12+fabric-1.21.122 Apr 20261.21.10.7 MB21 downloads85da4582a8b5…Get
  • 21.1.11+forge-1.21.122 Dec 20251.21.10.7 MB130 downloads5ef0789f7d1e…Get
  • 21.1.11+neoforge-1.21.122 Dec 20251.21.10.7 MB992 downloadsb0be90627748…Get
  • 21.1.11+fabric-1.21.122 Dec 20251.21.10.7 MB282 downloadsdfb5e4579e5b…Get
  • 21.10.1+forge-1.21.108 Oct 20251.21.100.7 MB212 downloads55d0baf57b85…Get
  • 21.10.1+fabric-1.21.108 Oct 20251.21.100.7 MB494 downloads2a70a25bb10e…Get
  • 21.10.1+neoforge-1.21.108 Oct 20251.21.100.7 MB144 downloads32c7603eb33c…Get
  • 21.9.1+neoforge-1.21.930 Sept 20251.21.90.7 MB68 downloadsd60d637f21fd…Get
  • 21.9.1+fabric-1.21.930 Sept 20251.21.90.7 MB93 downloads3a464054bf74…Get

Frequently asked

Does Ex Compressum work on Minecraft 1.21.10?

Yes. 1.21.10 is the newest Minecraft version Ex Compressum 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 Ex Compressum support?

Everything the author has declared, from 1.18.2 up to 1.21.10. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Ex Compressum 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 Ex Compressum support?

NeoForge, Forge, Fabric. 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 Ex Compressum?

On the newest Minecraft version it supports, Java 21 or newer. The requirement comes from the Minecraft version you run rather than from the mod itself, so on an older supported Minecraft the answer is that version's Java, not this one.

What licence is Ex Compressum under?

LicenseRef-All-Rights-Reserved, 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 Ex Compressum?

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 Ex Compressum 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. The download link goes to the source recorded for that release; verify the publisher, filename and checksum before running it.

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 Modrinth. 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? .