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Age of SteamMinecraft mod for 1.21.1

Axles, Gearboxes, Crankshafts!

client and servernewest supported 1.21.1Technology
Latest version
1.0.25
Loader
NeoForge
Licence
LicenseRef-All-Rights-Reserved
Downloads
271.3k
Updated
6 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Age of Steam servers

One click and Age of Steam 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 Age of Steam declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge21+declared8 Aug 2024
1.21NeoForge21+declared13 Jun 2024

Download

From Age of Steam’s own host. Nothing is re-hosted here.

1.0.25release29 Mar 2026

age_of_steam-1.21.1-1.0.25.jar · 2.1 MB · for 1.21, 1.21.1

Download latest
aa39610adc82
Older versions6
  • 1.0.1922 Feb 20261.21, 1.21.12.1 MB224 downloads53bb4dc8f575Get
  • 1.0.1614 Mar 20251.21, 1.21.12.1 MB1.4k downloads57760fc8c0e0Get
  • 1.0.1415 Feb 20251.21, 1.21.12.1 MB105 downloads4d5ade675de5Get
  • 1.0.131 Jan 20251.21, 1.21.12.1 MB268.7k downloads0efbb1daead1Get
  • 1.0.1230 Dec 20241.21, 1.21.12.1 MB63 downloadsf6bf13f8f373Get
  • 1.0.1129 Dec 20241.21, 1.21.12.0 MB88 downloads7353fb177d0dGet

Frequently asked

Does Age of Steam work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Age of Steam 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 Age of Steam support?

Everything the author has declared, from 1.21 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 Age of Steam 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 Age of Steam 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 Age of Steam?

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 Age of Steam 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 Age of Steam?

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 Age of Steam 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? .