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MonoLibMinecraft mod for 26.3

A non-invasive library mod for Fabric, Forge, and NeoForge.

newest supported release 26.3Utility QolLibrary ApiEducation
Latest version
neoforge-26.3-4.1.2
Minecraft
1.19 to 26.3
Loaders
Fabric, NeoForge, Forge
Licence
not stated
Downloads
31.2M
Updated
5 d ago
Available on
CurseForge

Minecraft versions

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

Other mods
MinecraftThroughJavaEvidenceReleased
26.3Fabric, NeoForge, Forge25+declared15 Sept 2026
26.1.2NeoForge, Fabric, Forge25+declared9 Apr 2026
26.1.1Forge, Fabric, NeoForge25+declared1 Apr 2026
26.1Forge, NeoForge, Fabric25+declared24 Mar 2026
1.21.10Forge, NeoForge, Fabric21+declared7 Oct 2025
1.21.9NeoForge, Fabric, Forge21+declared30 Sept 2025
1.21.8NeoForge, Fabric, Forge21+declared17 Jul 2025
1.21.5Forge, NeoForge, Fabric21+declared25 Mar 2025
1.21.4Forge, NeoForge, Fabric21+declared3 Dec 2024
1.21.3Forge, Fabric, NeoForge21+declared23 Oct 2024
1.21.2Forge, Fabric, NeoForge21+declared22 Oct 2024
1.21.1NeoForge, Forge, Fabric21+declared8 Aug 2024
1.21NeoForge, Fabric, Forge21+declared13 Jun 2024
1.20.6NeoForge, Fabric, Forge21+declared29 Apr 2024
1.20.4Forge, NeoForge, Fabric17+declared7 Dec 2023
1.20.3NeoForge, Fabric, Forge17+declared4 Dec 2023
1.20.2NeoForge, Fabric, Forge17+declared20 Sept 2023
1.20.1Fabric, Forge, NeoForge17+declared12 Jun 2023
1.20Fabric, Forge, NeoForge17+declared2 Jun 2023
1.19.4Forge, NeoForge, Fabric17+declared14 Mar 2023
1.19.3NeoForge, Fabric, Forge17+declared7 Dec 2022
1.19.2NeoForge, Fabric, Forge17+declared5 Aug 2022
1.19.1NeoForge, Fabric, Forge17+declared27 Jul 2022
1.19NeoForge, Fabric, Forge17+declared7 Jun 2022

Download

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

Browse 48 indexed releases

For Minecraft 26.3

Choose the loader you use before downloading.

  • NeoForge

    neoforge-26.3-4.1.2 · 26 Oct 2026 · monolib-neoforge-26.3-4.1.2.jar

    Get NeoForge
  • Fabric

    fabric-26.3-4.1.2 · 26 Oct 2026 · monolib-fabric-26.3-4.1.2.jar

    Get Fabric

Most recently published release

neoforge-26.3-4.1.2release26 Oct 2026

monolib-neoforge-26.3-4.1.2.jar · 99 KB · for 26.3 · NeoForge

Download this release
4968ae76adb8…
Older versions24
  • fabric-26.3-4.1.226 Oct 202626.30.3 MB07e69394896d…Get
  • neoforge-26.1.2-4.1.23 Oct 202626.1.299 KB83ff96394900…Get
  • fabric-26.1.2-4.1.23 Oct 202626.1.20.3 MBc2a90b64b530…Get
  • neoforge-1.21.1-4.1.23 Oct 20261.21.10.2 MB0bb1eb02b787…Get
  • fabric-1.21.1-4.1.23 Oct 20261.21.10.4 MB670f8eec53b7…Get
  • forge-1.20.1-4.1.23 Oct 20261.20.10.2 MB7ca89fe7487e…Get
  • fabric-1.20.1-4.1.23 Oct 20261.20.10.4 MBe931320e53e4…Get
  • neoforge-26.1.2-4.1.131 Jul 202626.1.299 KB193 downloads88b2044aeba5…Get
  • fabric-26.1.2-4.1.131 Jul 202626.1.20.3 MB3447c890a5f1…Get
  • neoforge-26.1.2-4.1.030 Jul 202626.1.299 KB66 downloads6c59d9963891…Get
  • fabric-26.1.2-4.1.030 Jul 202626.1.20.3 MB08316307dc8c…Get
  • neoforge-1.21.1-4.1.030 Jul 20261.21.10.2 MB1d67964c6101…Get
  • fabric-1.21.1-4.1.030 Jul 20261.21.10.4 MB26f3aed33bed…Get
  • forge-1.20.1-4.1.030 Jul 20261.20.10.2 MBe683d695ddfc…Get
  • fabric-1.20.1-4.1.030 Jul 20261.20.10.4 MB6064efd7f63c…Get
  • neoforge-26.1.2-4.0.223 Apr 202626.1.2, 26.1.1, 26.177 KBd5fa6c0f274e…Get
  • fabric-26.1.2-4.0.223 Apr 202626.1.2, 26.1.1, 26.181 KB6fa5d14108d4…Get
  • neoforge-1.21.1-4.0.223 Apr 20261.21.1, 1.210.2 MB63b094775c12…Get
  • fabric-1.21.1-4.0.223 Apr 20261.21.1, 1.210.2 MB55ae0ffbbdda…Get
  • forge-1.20.1-4.0.223 Apr 20261.20.1, 1.200.2 MB54b342e2fa8e…Get
  • fabric-1.20.1-4.0.223 Apr 20261.20.1, 1.200.2 MB94fc2b436900…Get
  • fabric-26.1.2-4.0.123 Apr 202626.1.2, 26.1.1, 26.181 KB2 downloadsce08b1a59cb9…Get
  • fabric-1.20.1-4.0.120 Apr 20261.20.1, 1.200.2 MB283 downloadsf1e0e8bb1e07…Get
  • neoforge-26.1.2-4.0.017 Apr 202626.1.277 KB75 downloads9b2fab15277f…Get

Frequently asked

Does MonoLib work on Minecraft 26.3?

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

Everything the author has declared, from 1.19 up to 26.3. The full list is in the table above, with the Java runtime each version needs next to it.

Which platform or loader does MonoLib support?

Fabric, NeoForge, Forge. 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 MonoLib?

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.

How do I install MonoLib?

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 MonoLib safely?

Start with the author's page on CurseForge, 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 CurseForge, where the author last updated it on 26 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? .