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Natural PhilosophyMinecraft mod for 1.21.1

Adding the object permanence that Mojang didn't have to Vanilla biome design

client and servernewest supported 1.21.1AdventureWorldgen
Latest version
3.1.0
Loader
NeoForge
Licence
MIT
Downloads
5.4k
Updated
1 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Natural Philosophy servers

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

  • 1.21.1
  • 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 Natural Philosophy declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge21+declared8 Aug 2024
1.20.4NeoForge17+declared7 Dec 2023

Download

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

3.1.0release28 Feb 2026

naturalphilosophy-3.1.0.jar · 1.0 MB · for 1.21.1

Download latest
b25938371136…
Older versions10
  • 3.0.024 Dec 20251.21.11.0 MB648 downloads2de6ed99ef9d…Get
  • 2.2.131 Jul 20251.21.10.8 MB1.8k downloads8a0018759730…Get
  • 2.2.025 Mar 20251.21.10.8 MB553 downloads4a565fde8bb3…Get
  • 2.1.012 Feb 20251.21.10.8 MB222 downloads35f6fe331422…Get
  • 2.0.07 Feb 20251.21.10.8 MB90 downloads62715c54de0b…Get
  • 1.3.12 Feb 20251.20.40.8 MB89 downloadsd43e61950f0c…Get
  • 1.3.01 Feb 20251.20.40.8 MB61 downloads489e4ee11dc1…Get
  • 1.2.031 Jan 20251.20.40.8 MB59 downloadsf846b27b3d14…Get
  • 1.1.031 Jan 20251.20.40.8 MB54 downloadsa0c40a17f417…Get
  • 1.0.027 Jan 20251.20.40.3 MB60 downloads97b13ee7c8f0…Get

Frequently asked

Does Natural Philosophy work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Natural Philosophy 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 Natural Philosophy support?

Everything the author has declared, from 1.20.4 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 Natural Philosophy 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 Natural Philosophy support?

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 Natural Philosophy?

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 Natural Philosophy 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 Natural Philosophy?

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 Natural Philosophy 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.

Details from Modrinth, where the author last updated it on 30 Aug 2026. 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? .