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CatastropheMinecraft mod for 1.21.4

Adds new weapons, equipment, combat mechanics and unique content to Minecraft

server onlynewest supported release 1.21.4AdventureMobsEquipmentGame Mechanics
Latest version
delta
Loaders
Forge, NeoForge
Licence
LicenseRef-All-Rights-Reserved
Downloads
945
Updated
2 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Catastrophe servers

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

  • 1.21.4
  • Forge
  • NeoForge
  • 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 Catastrophe declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.4Forge, NeoForge21+declared3 Dec 2024
1.20.1Forge, NeoForge17+declared12 Jun 2023
1.19.2Forge, NeoForge17+declared5 Aug 2022

Download

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

For Minecraft 1.21.4

Choose the loader you use before downloading.

No matching file appears among the releases shown here. Browse all releases.

Most recently published release

deltabeta3 Aug 2026

catastrophe-delta.jar · 60.6 MB · for 1.20.1 · Forge

Download this release
12aaebc57737…
Older versions2
  • beta3 Nov 20231.19.226.0 MB51b25e20eb14…Get
  • 1.0.03 Nov 20231.19.226.0 MB818 downloads51b25e20eb14…Get

Dependencies

What Catastrophedeclares 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 Catastrophe work on Minecraft 1.21.4?

Yes. 1.21.4 is the newest Minecraft version Catastrophe 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 Catastrophe support?

Everything the author has declared, from 1.19.2 up to 1.21.4. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Catastrophe on the client or the server?

The server only. Players join with an ordinary Minecraft client and install nothing.

Which platform or loader does Catastrophe support?

Forge, NeoForge. 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 Catastrophe?

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 Catastrophe need to run?

It declares Geckolib, Curios API, playerAnimator, Huge Structure Blocks, LDLib and Photon Editor as required, so those have to be installed alongside it or it will not load. Each one is linked in the dependencies section above.

What licence is Catastrophe 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 Catastrophe?

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 Catastrophe 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 20 Aug 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? .