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Realism TweaksMinecraft mod for 1.21.4

A mod focused on reworking the hunger system and adding more immersive game logic, such as falling anvils destroying torches below them.

client and servernewest supported release 1.21.4Game Mechanics
Latest version
1.0.0
Loader
NeoForge
Licence
Apache-2.0
Downloads
2.2k
Updated
4 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Realism Tweaks servers

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

  • 1.21.4
  • NeoForge
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

Every version Realism Tweaks declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.4NeoForge21+declared3 Dec 2024
1.21.1NeoForge21+declared8 Aug 2024

Download

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

For Minecraft 1.21.4

Choose the loader you use before downloading.

  • NeoForge

    0.5.0+1.21.4 · 19 Oct 2025 · realism_tweaks-0.5.0+1.21.4.jar

    Get NeoForge

Most recently published release

1.0.0beta29 Jun 2026

realism_tweaks_reworked-1.0.0.jar · 61 KB · for 1.21.1 · NeoForge

Download this release
f15a0e0cd55f…
Older versions15
  • 0.5.0+1.21.419 Oct 20251.21.461 KB98 downloadsa153553076a9…Get
  • 0.5.0+1.21.119 Oct 20251.21.153 KB745 downloadsc49f715433cf…Get
  • 0.4.12-2410 Oct 20251.21.441 KB18 downloads74d9f5246d6d…Get
  • 0.4.12-2110 Oct 20251.21.138 KB37 downloads4e4876c9d5ad…Get
  • 0.4.1110 Oct 20251.21.441 KB23 downloadsd7341887d0aa…Get
  • 0.4.1010 Oct 20251.21.137 KB15 downloads9b50705b29f4…Get
  • 0.4.030 Sept 20251.21.437 KB28 downloads8e015ac05dae…Get
  • 0.4.0-SNAPSHOT-2-neoforge21 Aug 20251.21.426 KB37 downloadsa41fac471973…Get
  • 0.4.0-SNAPSHOT-1-neoforge18 Aug 20251.21.422 KB34 downloads9e5d7416e6ca…Get
  • 0.3.0-neoforge13 May 20251.21.141 KB815 downloadsf9db0a7a3449…Get
  • 0.2.1-neoforge2 May 20251.21.135 KB40 downloads45013d40d223…Get
  • 0.2.0-neoforge25 Apr 20251.21.117 KB47 downloadsc2e9d8a9ac74…Get
  • 0.2.215 Apr 20251.21.112 KB42 downloadscb24ca98b6d9…Get
  • 0.2.014 Apr 20251.21.112 KB36 downloads8fe8ca91c57b…Get
  • 0.1.010 Apr 20251.21.111 KB39 downloads822a6af221bd…Get

Frequently asked

Does Realism Tweaks work on Minecraft 1.21.4?

Yes. 1.21.4 is the newest Minecraft version Realism Tweaks 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 Realism Tweaks support?

Everything the author has declared, from 1.21.1 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 Realism Tweaks 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 Realism Tweaks 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 Realism Tweaks?

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 Realism Tweaks under?

Apache-2.0, 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 Realism Tweaks?

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 Realism Tweaks 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 29 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? .