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MTR London Underground AddonMinecraft mod for 1.20.4

The MTR London Underground Addon is an expansion for the Minecraft Transit Railway mod.

client and servernewest supported release 1.20.4Transportation
Latest version
FORGE-2.2.4+1.20.4
Loaders
Forge, Fabric
Licence
MIT
Downloads
517.1k
Updated
15 mo ago
Available on
Modrinth
Space NodeOur hosting

Host MTR London Underground Addon servers

One click and MTR London Underground Addon is installed with the right loader, on hardware built for it.

  • 1.20.4
  • Forge
  • Fabric
  • 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 MTR London Underground Addon declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.20.4Forge, Fabric17+declared7 Dec 2023
1.20.1Forge, Fabric17+declared12 Jun 2023
1.19.4Fabric, Forge17+declared14 Mar 2023
1.19.3Fabric, Forge17+declared7 Dec 2022
1.19.2Fabric, Forge17+declared5 Aug 2022
1.18.2Fabric, Forge17+declared28 Feb 2022
1.17.1Forge, Fabric16+declared6 Jul 2021
1.16.5Fabric, Forge8+declared14 Jan 2021

Download

From MTR London Underground Addon’s own host. Nothing is re-hosted here.

Browse 57 indexed releases

For Minecraft 1.20.4

Choose the loader you use before downloading.

  • Forge

    FORGE-2.2.4+1.20.4 · 31 Jul 2025 · MTR-London-Underground-Addon-forge-2.2.4+1.20.4.jar

    Get Forge
  • Fabric

    FABRIC-2.2.4+1.20.4 · 31 Jul 2025 · MTR-London-Underground-Addon-fabric-2.2.4+1.20.4.jar

    Get Fabric

Most recently published release

FORGE-2.2.4+1.20.4release31 Jul 2025

MTR-London-Underground-Addon-forge-2.2.4+1.20.4.jar · 60.9 MB · for 1.20.4 · Forge

Download this release
d727f9bb19fb…
Older versions24
  • FABRIC-2.2.4+1.20.431 Jul 20251.20.460.9 MB20.6k downloadsba9425189bef…Get
  • FORGE-2.2.4+1.20.131 Jul 20251.20.160.9 MB226.1k downloads146b9689c746…Get
  • FABRIC-2.2.4+1.20.131 Jul 20251.20.160.9 MB44.4k downloads8399eb039eee…Get
  • FORGE-2.2.4+1.19.431 Jul 20251.19.460.9 MB1.9k downloads4896841f14cf…Get
  • FABRIC-2.2.4+1.19.431 Jul 20251.19.460.9 MB2.7k downloads9e9c9502d8b3…Get
  • FORGE-2.2.4+1.19.231 Jul 20251.19.260.9 MB3.2k downloads92c0e63dfe1d…Get
  • FABRIC-2.2.4+1.19.231 Jul 20251.19.260.9 MB4.7k downloads4e4340f5c968…Get
  • FORGE-2.2.4+1.18.231 Jul 20251.18.260.9 MB2.4k downloadsc5ff092fbe9a…Get
  • FABRIC-2.2.4+1.18.231 Jul 20251.18.260.9 MB2.7k downloadsd7476070cdc8…Get
  • FORGE-2.2.4+1.17.131 Jul 20251.17.160.9 MB438 downloads53383b5118db…Get
  • FABRIC-2.2.4+1.17.131 Jul 20251.17.160.9 MB446 downloads012d6b0d5f65…Get
  • FORGE-2.2.4+1.16.531 Jul 20251.16.560.9 MB2.3k downloadsf74d4649d029…Get
  • FABRIC-2.2.4+1.16.531 Jul 20251.16.560.9 MB725 downloads4d3a8a405e5a…Get
  • FORGE-2.2.3+1.20.46 Feb 20251.20.460.9 MB3.8k downloadsd35ac14d6709…Get
  • FABRIC-2.2.3+1.20.46 Feb 20251.20.460.9 MB4.8k downloads70012e6655d9…Get
  • FORGE-2.2.3+1.20.16 Feb 20251.20.160.9 MB10.3k downloads1c62995a2a1d…Get
  • FABRIC-2.2.3+1.20.16 Feb 20251.20.160.9 MB11.9k downloads2542eaaa7ec0…Get
  • FORGE-2.2.3+1.19.46 Feb 20251.19.460.9 MB850 downloads5d99c30305cf…Get
  • FABRIC-2.2.3+1.19.46 Feb 20251.19.460.9 MB1.3k downloadsd7a1d1f6747f…Get
  • FORGE-2.2.3+1.19.26 Feb 20251.19.260.9 MB2.1k downloads15a1716d426e…Get
  • FABRIC-2.2.3+1.19.26 Feb 20251.19.260.9 MB5.0k downloadsc1d79083dbee…Get
  • FORGE-2.2.3+1.18.26 Feb 20251.18.260.9 MB1.6k downloadsde66d9bf379f…Get
  • FABRIC-2.2.3+1.18.26 Feb 20251.18.260.9 MB9.2k downloads6bd457688b96…Get
  • FORGE-2.2.3+1.17.16 Feb 20251.17.160.9 MB206 downloads607d924ef6d1…Get

Frequently asked

Does MTR London Underground Addon work on Minecraft 1.20.4?

Yes. 1.20.4 is the newest Minecraft version MTR London Underground Addon 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 MTR London Underground Addon support?

Everything the author has declared, from 1.16.5 up to 1.20.4. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install MTR London Underground Addon 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 MTR London Underground Addon support?

Forge, Fabric. 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 MTR London Underground Addon?

Among the supported Minecraft releases above, the highest recorded requirement is Java 17 or newer. Use the requirement for the exact Minecraft version you run; previews and snapshots may differ.

What licence is MTR London Underground Addon 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 MTR London Underground Addon?

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 MTR London Underground Addon 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 31 Jul 2025. 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? .