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Born in ChaosMinecraft mod for 1.21.1

Adds a lot of aggressive mobs, with their unique properties that can diversify and complicate your survival. Also adds new structures, equipment, blocks and achievements.

client and servernewest supported release 1.21.1AdventureMobsEquipmentDecoration
Latest version
1.7.6
Loaders
Forge, NeoForge
Licence
LicenseRef-All-Rights-Reserved
Downloads
1.1M
Updated
5 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Born in Chaos servers

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

  • 1.21.1
  • 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 Born in Chaos declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1Forge, NeoForge21+declared8 Aug 2024
1.20.1Forge, NeoForge17+declared12 Jun 2023

Download

From Born in Chaos’s own host. Nothing is re-hosted here.

For Minecraft 1.21.1

Choose the loader you use before downloading.

  • NeoForge

    1.7.6 · 17 Jun 2026 · born_in_chaos_[Neoforge]_1.21.1_1.7.6.jar

    Get NeoForge
  • Forge, NeoForge

    1.7.5 · 12 Apr 2026

    Multiple loaders are listed; verify the file before downloading.

    Choose file on publisher ↗

Most recently published release

1.7.6release17 Jun 2026

born_in_chaos_[Neoforge]_1.21.1_1.7.6.jar · 11.3 MB · for 1.21.1 · NeoForge

Download this release
69310fffb1d6…
Older versions2

Frequently asked

Does Born in Chaos work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Born in Chaos 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 Born in Chaos 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 Born in Chaos 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 Born in Chaos 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 Born in Chaos?

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 licence is Born in Chaos 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 Born in Chaos?

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 Born in Chaos 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.

Used by

1 project lists Born in Chaos as a required dependency.

Details from Modrinth, where the author last updated it on 17 Jun 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? .