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WunderLibMinecraft mod for 26.3

A Support lib to simplify Configs with an automated UI, Grid-Based UI-Layouts, Simplified Network management and other usefull utilities.

client and servernewest supported release 26.3Library
Latest version
21.800.3
Minecraft
1.20 to 26.3
Loader
Fabric
Licence
MIT
Downloads
388.1k
Updated
8 d ago
Available on
Modrinth
Space NodeOur hosting

Host WunderLib servers

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

  • 26.3
  • Fabric
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

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

Other mods
MinecraftThroughJavaEvidenceReleased
26.3Fabric25+declared15 Sept 2026
26.3-snapshot-6Fabric25+declared28 Jul 2026
26.3-snapshot-5Fabric25+declared21 Jul 2026
26.2Fabric25+declared16 Jun 2026
26.1.2Fabric25+declared9 Apr 2026
26.1.1Fabric25+declared1 Apr 2026
26.1Fabric25+declared24 Mar 2026
1.21.8Fabric21+declared17 Jul 2025
1.21.7Fabric21+declared30 Jun 2025
1.21.6Fabric21+declared17 Jun 2025
1.21.1Fabric21+declared8 Aug 2024
1.21Fabric21+declared13 Jun 2024
1.20.1Fabric17+declared12 Jun 2023
1.20Fabric17+declared2 Jun 2023

Download

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

Browse 29 indexed releases

For Minecraft 26.3

Choose the loader you use before downloading.

  • Fabric

    26.301.2 · 18 Oct 2026 · wunderlib-26.301.2.jar

    Get Fabric

Most recently published release

21.800.3alpha18 Oct 2026

wunderlib-21.800.3.jar · 0.4 MB · for 1.21.8, 1.21.7, 1.21.6 · Fabric

Download this release
02d5bcb5e773…
Older versions24
  • 26.101.318 Oct 202626.1.2, 26.1.1, 26.10.4 MBfda09c66bd19…Get
  • 26.201.218 Oct 202626.20.4 MB7ee7d0e8bf30…Get
  • 1.1.518 Oct 20261.20.1, 1.200.2 MB14cb5b8ef9cd…Get
  • 26.301.218 Oct 202626.30.4 MB92de3211a92a…Get
  • 26.301.110 Oct 202626.30.4 MBbe10eece62bf…Get
  • 26.201.110 Oct 202626.20.4 MB5eef92f56e4d…Get
  • 26.101.210 Oct 202626.1.2, 26.1.1, 26.10.4 MBcd64c53aced4…Get
  • 21.800.210 Oct 20261.21.8, 1.21.7, 1.21.60.4 MB82a11dd8e56d…Get
  • 26.301.08 Aug 202626.3-snapshot-60.4 MBce84f3b3f29b…Get
  • 21.800.18 Aug 20261.21.8, 1.21.7, 1.21.60.4 MB96c3e1a80cf7…Get
  • 26.101.18 Aug 202626.1.2, 26.1.1, 26.10.4 MB71fedcd8c117…Get
  • 26.201.06 Aug 202626.20.4 MB8d473ca0efeb…Get
  • 26.101.05 Aug 202626.1.2, 26.1.1, 26.10.4 MBb9be013781b6…Get
  • 21.800.04 Aug 20261.21.8, 1.21.7, 1.21.60.4 MBd9a957864d21…Get
  • 26.300.22 Aug 202626.3-snapshot-60.4 MB56a8ae2c379a…Get
  • 26.200.031 Jul 202626.20.4 MB9 downloads9bf73b5d3e67…Get
  • 26.300.130 Jul 202626.3-snapshot-60.4 MB9 downloadsf3a189d40433…Get
  • 26.100.128 Jul 202626.1.2, 26.1.1, 26.10.4 MB120 downloads8f84280c5b61…Get
  • 26.100.026 Jul 202626.1.2, 26.1.1, 26.10.4 MB84 downloads321a3ef0fe6a…Get
  • 26.300.025 Jul 202626.3-snapshot-50.4 MB16 downloadsc62f6653a4fb…Get
  • 26.0.224 Jul 202626.1.2, 26.1.1, 26.10.4 MB87 downloadsad9e1e7a2ef5…Get
  • 21.8.223 Jul 20261.21.8, 1.21.7, 1.21.60.4 MB63 downloads2b47dedf8247…Get
  • 21.8.119 Jul 20261.21.8, 1.21.7, 1.21.60.4 MB41 downloads121781bfeb9b…Get
  • 21.8.019 Jul 20261.21.8, 1.21.7, 1.21.60.4 MB18 downloads13bc6c1adde0…Get

Dependencies

What WunderLibdeclares it needs, from the author’s own release metadata. A required one has to be installed alongside it or it will not load.

Frequently asked

Does WunderLib work on Minecraft 26.3?

Yes. 26.3 is the newest Minecraft version WunderLib 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 WunderLib support?

Everything the author has declared, from 1.20 up to 26.3. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install WunderLib 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 WunderLib 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 WunderLib?

Among the supported Minecraft releases above, the highest recorded requirement is Java 25 or newer. Use the requirement for the exact Minecraft version you run; previews and snapshots may differ.

What does WunderLib need to run?

It declares Fabric API as required, so that has to be installed alongside it or it will not load. Each one is linked in the dependencies section above.

What licence is WunderLib 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 WunderLib?

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 WunderLib 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 18 Oct 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? .