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Unusual Prehistory 2Minecraft mod for 1.20.1

Uncover fossils and revive prehistoric creatures!

client and servernewest supported 1.20.1AdventureMobsWorldgen
Latest version
1.20.1-1.4.3
Minecraft
1.20.1
Loader
Forge
Licence
LicenseRef-Custom
Downloads
53.7k
Updated
6 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Unusual Prehistory 2 servers

One click and Unusual Prehistory 2 is installed with the right loader, on hardware built for it.

  • 1.20.1
  • 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 Unusual Prehistory 2 declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.20.1Forge17+declared12 Jun 2023

Download

From Unusual Prehistory 2’s own host. Nothing is re-hosted here.

1.20.1-1.4.3release3 Apr 2026

Unusual-Prehistory-2-1.20.1-1.4.3.jar · 19.3 MB · for 1.20.1

Download latest
60d7287e8ce1
Older versions13
  • 1.20.1-1.4.22 Apr 20261.20.119.3 MB805 downloads13ccf6645130Get
  • 1.20.1-1.4.11 Apr 20261.20.119.2 MB828 downloadsb1a461e364e9Get
  • 1.20.1-1.4.01 Apr 20261.20.119.3 MB151 downloads8482220a2786Get
  • 1.20.1-1.3.123 Mar 20261.20.117.3 MB2.6k downloads2c4fb3a09c21Get
  • 1.20.1-1.3.023 Mar 20261.20.117.3 MB706 downloads7622890649d7Get
  • 1.20.1-1.2.39 Dec 20251.20.112.3 MB18.5k downloadseb7febfdc570Get
  • 1.20.1-1.2.29 Dec 20251.20.112.3 MB112 downloads344a9c6270c1Get
  • 1.20.1-1.2.18 Dec 20251.20.112.2 MB562 downloadsff10e6a7a60cGet
  • 1.20.1-1.2.07 Dec 20251.20.112.2 MB254 downloads2f95255bba05Get
  • 1.20.1-1.1.228 Nov 20251.20.111.7 MB2.5k downloads9e0db0a02799Get
  • 1.20.1-1.1.128 Nov 20251.20.111.7 MB57 downloadsbc6484f9fb02Get
  • 1.20.1-1.1.028 Nov 20251.20.111.7 MB98 downloads4cde5274e010Get
  • 1.20.1-1.0.023 Nov 20251.20.19.0 MB170 downloadse60ee0e5def4Get

Frequently asked

Does Unusual Prehistory 2 work on Minecraft 1.20.1?

Yes. 1.20.1 is the newest Minecraft version Unusual Prehistory 2 declares support for, and the claim comes from the author's own release metadata rather than from a compatibility list somebody maintains by hand.

Do I need to install Unusual Prehistory 2 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 Unusual Prehistory 2 support?

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 Unusual Prehistory 2?

On the newest Minecraft version it supports, Java 17 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 Unusual Prehistory 2 under?

LicenseRef-Custom, 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 Unusual Prehistory 2?

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 Unusual Prehistory 2 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 2 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? .