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data pack

Redstone AdditionsMinecraft data pack for 1.21.9

Adds breeders, block breaker, conveyors, block placers, and more !!! Vanilla friendly

server onlynewest supported release 1.21.9UtilityGame MechanicsStorageManagement
Latest version
1.3.0
Works with
NeoForge, Quilt, Forge, Fabric
Licence
Apache-2.0
Downloads
801
Updated
13 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Redstone Additions servers

Deploy a server with Redstone Additions already added to the world, on hardware built for it.

  • 1.21.9
  • Data pack
  • NeoForge
  • Quilt
  • Forge
  • One click install
  • Version matched
  • Automatic backups
  • 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 Redstone Additions declares support for, newest first, with the Java runtime that version needs.

Other data packs
MinecraftThroughJavaEvidenceReleased
1.21.9Data pack, NeoForge, Quilt, Forge, Fabric21+declared30 Sept 2025
1.21.8NeoForge, Quilt, Forge, Fabric, Data pack21+declared17 Jul 2025
1.21.7Fabric, Quilt, Data pack, NeoForge, Forge21+declared30 Jun 2025
1.21.6Forge, Data pack, Fabric, NeoForge, Quilt21+declared17 Jun 2025
1.21.5Data pack, Quilt, NeoForge, Forge, Fabric21+declared25 Mar 2025
1.21.4Fabric, Quilt, NeoForge, Forge, Data pack21+declared3 Dec 2024
1.21.3Fabric, Quilt, NeoForge, Forge, Data pack21+declared23 Oct 2024

Download

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

Most recently published release

1.3.0release5 Oct 2025

RedstoneAdditionsRELEASE_1.3.0(1.21.6+).zip · 64 KB · for 1.21.9, 1.21.8, 1.21.7, 1.21.6

Download this release
6f5818f3c49c…
Older versions9
  • 1.2.0+mod6 Sept 20251.21.51.2 MB104 downloads0c3706888af4…Choose file on publisher ↗
  • 1.2.022 Jun 20251.21.50.8 MB46 downloadsab0941ba5ad6…Get
  • 1.1.410 Jun 20251.21.523 KB73 downloadsf3def43c5a49…Get
  • 1.1.320 May 20251.21.50.7 MB48 downloadsf0134b6d0197…Get
  • 1.1.23 May 20251.21.4, 1.21.30.7 MB40 downloads5e9caa1c5d53…Get
  • 1.1.130 Apr 20251.21.5, 1.21.4, 1.21.30.7 MB95 downloads57564d6e7672…Get
  • 1.1.029 Apr 20251.21.4, 1.21.30.7 MB64 downloadsff712e969a38…Get
  • 1.0.16 Apr 20251.21.4, 1.21.30.7 MB74 downloadsad9111fc8d1e…Get
  • 1.0.06 Apr 20251.21.4, 1.21.30.7 MB61 downloads11e0727f0c00…Get

Frequently asked

Does Redstone Additions work on Minecraft 1.21.9?

Yes. 1.21.9 is the newest Minecraft version Redstone 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 Redstone Additions support?

Everything the author has declared, from 1.21.3 up to 1.21.9. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Redstone Additions on the client or the server?

The server only. Players join with an ordinary Minecraft client and install nothing.

What licence is Redstone Additions under?

Apache-2.0, 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 Redstone Additions?

Data packs install per world: put the downloaded file in that world's datapacks folder and run /reload, or add it when creating the world. No loader is involved. On a server, the world folder lives next to the server jar.

Where do I download Redstone 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. 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 5 Oct 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? .