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KubeJS AdditionsMinecraft mod for 1.21.1

This mod aims to provide pack makers with additional functionality not in KubeJS already. A key feature is that it allows you to listen to any arbitrary Fabric or Architectury Event, making the event listening possibilities endless!

client and servernewest supported 1.21.1UtilityGame MechanicsLibraryManagement
Latest version
kubejsadditions-neoforge-6.0.0
Loaders
NeoForge, Forge, Fabric
Licence
MIT
Downloads
1.8M
Updated
3 mo ago
Available on
Modrinth
Space NodeOur hosting

Host KubeJS Additions servers

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

  • 1.21.1
  • NeoForge
  • Forge
  • Fabric
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

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

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.1NeoForge, Forge, Fabric21+declared8 Aug 2024
1.21Fabric, NeoForge, Forge21+declared13 Jun 2024
1.20.1Forge, Fabric, NeoForge17+declared12 Jun 2023
1.19.2NeoForge, Forge, Fabric17+declared5 Aug 2022
1.18.2Fabric, NeoForge, Forge17+declared28 Feb 2022

Download

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

All 30 releases
kubejsadditions-neoforge-6.0.0release21 Jun 2026

kubejsadditions-neoforge-1.21.1-6.0.0.jar · 0.2 MB · for 1.21, 1.21.1

Download latest
969396c689d2
Older versions24
  • kubejsadditions-forge-4.3.414 Mar 20251.20.10.3 MB08f6426ab446Get
  • kubejsadditions-fabric-4.3.414 Mar 20251.20.10.3 MB52c6a159d97eGet
  • kubejsadditions-forge-3.2.316 Oct 20241.19.20.2 MBbd0001d9364fGet
  • kubejsadditions-fabric-3.2.316 Oct 20241.19.20.3 MBcd8c78d648d2Get
  • kubejsadditions-forge-4.3.316 Oct 20241.20.10.3 MB695c45ef4aa3Get
  • kubejsadditions-fabric-4.3.316 Oct 20241.20.10.3 MB68aefdf8bfa5Get
  • kubejsadditions-forge-4.3.214 Jun 20241.20.10.3 MBe740d71cbf08Get
  • kubejsadditions-fabric-4.3.214 Jun 20241.20.10.3 MB8993cea6901aGet
  • kubejsadditions-forge-4.3.114 Jun 20241.20.10.3 MB44c2cca5e3a3Get
  • kubejsadditions-fabric-4.3.114 Jun 20241.20.10.3 MB8656afcae598Get
  • kubejsadditions-forge-4.3.021 May 20241.20.10.3 MB4439c77208f9Get
  • kubejsadditions-fabric-4.3.021 May 20241.20.10.3 MBc8d5f3fcd003Get
  • kubejsadditions-forge-4.2.014 Apr 20241.20.10.3 MB3d1713c9b2a0Get
  • kubejsadditions-fabric-4.2.014 Apr 20241.20.10.3 MBc503e61db1b4Get
  • kubejsadditions-forge-4.1.011 Apr 20241.20.10.3 MB3133d3d45b6cGet
  • kubejsadditions-fabric-4.1.011 Apr 20241.20.10.3 MB2bdda2db8d6bGet
  • kubejsadditions-forge-4.0.220 Dec 20231.20.10.2 MB53e441e85e01Get
  • kubejsadditions-fabric-4.0.220 Dec 20231.20.10.2 MB639e1251c4e4Get
  • kubejsadditions-forge-3.2.220 Dec 20231.19.20.2 MB8b15795b8b17Get
  • kubejsadditions-fabric-3.2.220 Dec 20231.19.20.3 MB495943c0471bGet
  • kubejsadditions-forge-3.2.111 Nov 20231.19.20.2 MB7cd91bc2f998Get
  • kubejsadditions-fabric-3.2.111 Nov 20231.19.20.3 MBa861e8aa7f2fGet
  • kubejsadditions-forge-4.0.124 Oct 20231.20.10.2 MB2ac39e9658d1Get
  • kubejsadditions-fabric-4.0.124 Oct 20231.20.10.2 MB04f40b571c48Get

Frequently asked

Does KubeJS Additions work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version KubeJS Additions 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 KubeJS Additions support?

Everything the author has declared, from 1.18.2 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 KubeJS Additions 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 KubeJS Additions support?

NeoForge, 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 KubeJS Additions?

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 KubeJS Additions 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 KubeJS Additions?

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 KubeJS Additions 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? .