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World DownloaderMinecraft mod for 1.21.10

A simple mod to download worlds from multiplayer servers

client onlynewest supported 1.21.10UtilityGame Mechanics
Latest version
1.0.0
Loader
Fabric
Licence
MIT
Downloads
56.3k
Updated
11 mo ago
Available on
Modrinth
Space NodeOur hosting

Host World Downloader servers

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

  • 1.21.10
  • Fabric
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

Every version World Downloader declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.10Fabric21+declared7 Oct 2025
1.21.9Fabric21+declared30 Sept 2025
1.21.8Fabric21+declared17 Jul 2025
1.21.7Fabric21+declared30 Jun 2025
1.21.6Fabric21+declared17 Jun 2025
1.21.5Fabric21+declared25 Mar 2025
1.21.4Fabric21+declared3 Dec 2024
1.21.3Fabric21+declared23 Oct 2024
1.21.2Fabric21+declared22 Oct 2024
1.21.1Fabric21+declared8 Aug 2024
1.21Fabric21+declared13 Jun 2024

Download

From World Downloader’s own host. Nothing is re-hosted here.

1.0.0release16 Oct 2025

worlddownloader-1.0.0.jar · 0.1 MB · for 1.21.10, 1.21.9

Download latest
5ca74e12394b

Frequently asked

Does World Downloader work on Minecraft 1.21.10?

Yes. 1.21.10 is the newest Minecraft version World Downloader 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 World Downloader support?

Everything the author has declared, from 1.21 up to 1.21.10. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install World Downloader on the client or the server?

The client only. There is nothing to install on the server side. That is the author's declared design, not a guarantee for every server: one running anti-cheat or missing a counterpart mod can still object.

Which platform or loader does World Downloader support?

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 World Downloader?

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 World Downloader 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 World Downloader?

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 World Downloader 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? .