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AnnuusMinecraft mod for 1.21.11

Annuus is a mod for minecraft networking, improves network performance and makes the game more available for running on large server.

client and servernewest supported 1.21.11Optimization
Latest version
1.0.17
Loaders
NeoForge, Fabric
Licence
GPL-3.0-only
Downloads
34.7k
Updated
9 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Annuus servers

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

  • 1.21.11
  • NeoForge
  • Fabric
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

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

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.11NeoForge, Fabric21+declared9 Dec 2025
1.21.10NeoForge, Fabric21+declared7 Oct 2025
1.21.9Fabric, NeoForge21+declared30 Sept 2025
1.21.8NeoForge, Fabric21+declared17 Jul 2025
1.21.7NeoForge, Fabric21+declared30 Jun 2025
1.21.6Fabric, NeoForge21+declared17 Jun 2025
1.21.5NeoForge, Fabric21+declared25 Mar 2025
1.21.4Fabric, NeoForge21+declared3 Dec 2024
1.21.3Fabric, NeoForge21+declared23 Oct 2024
1.21.2NeoForge, Fabric21+declared22 Oct 2024
1.21.1NeoForge, Fabric21+declared8 Aug 2024
1.21Fabric, NeoForge21+declared13 Jun 2024

Download

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

All 26 releases
1.0.17release10 Dec 2025

Annuus-neoforge-1.0.17.jar · 0.5 MB · for 1.21.11

Download latest
66816a98959b
Older versions24
  • 1.0.16-fix27 Oct 20251.21.10, 1.21.9, 1.21.8, 1.21.7, 1.21.6 +5 more0.5 MB7.7k downloads486197173192Get
  • 1.0.16-fix16 Oct 20251.21.9, 1.21.8, 1.21.7, 1.21.6, 1.21.5 +5 more0.5 MB86 downloads53694ba8387bGet
  • 1.0.166 Oct 20251.21.9, 1.21.8, 1.21.7, 1.21.6, 1.21.5 +5 more0.5 MB67 downloads805e35076553Get
  • 1.0.15-fix23 Oct 20251.21.9, 1.21.8, 1.21.7, 1.21.6, 1.21.5 +4 more0.8 MB286 downloadsec9bb1f70d18Get
  • 1.0.15-fix13 Oct 20251.21.9, 1.21.8, 1.21.7, 1.21.6, 1.21.5 +4 more0.8 MB30 downloadsadc71e852c42Get
  • 1.0.152 Oct 20251.21.9, 1.21.8, 1.21.7, 1.21.6, 1.21.5 +4 more0.8 MB140 downloads524db09a6c84Get
  • 1.0.14-fix426 Sept 20251.21.8, 1.21.7, 1.21.6, 1.21.5, 1.21.4 +3 more0.8 MB682 downloadse11113ef4f33Get
  • 1.0.14-fix326 Sept 20251.21.8, 1.21.7, 1.21.6, 1.21.5, 1.21.4 +4 more0.8 MB43 downloads7c17ab9273d4Get
  • 1.0.14-fix226 Sept 20251.21.8, 1.21.7, 1.21.6, 1.21.5, 1.21.4 +4 more0.8 MB48 downloads2e95e57eafe6Get
  • 1.0.14-fix25 Sept 20251.21.8, 1.21.7, 1.21.6, 1.21.5, 1.21.4 +4 more0.8 MB36 downloads6d3bb1864ef7Get
  • 1.0.14-SNAPSHOT18 Jul 20251.21.8, 1.21.73.1 MB1.1k downloads4175b7b34542Get
  • 1.0.13-SNAPSHOT11 Jul 20251.21.73.1 MB176 downloads9d0958f06076Get
  • 1.0.12-TEST_1.21.126 Jun 20251.21.13.0 MB1.5k downloadsa52f4415afcfGet
  • 1.0.11-SNAPSHOT23 Jun 20251.21.63.0 MB165 downloads93171a6ce141Get
  • 1.0.102 May 20251.21.13.0 MB182 downloads8fff764333b6Get
  • 1.0.910 Apr 20251.21.5, 1.21.43.0 MB4.4k downloads6441f9fb47bfGet
  • 1.0.825 Mar 20251.21.4, 1.21.3, 1.21.2, 1.21.1, 1.213.0 MB257 downloads95175e029416Get
  • 1.0.723 Mar 20251.21.4, 1.21.3, 1.21.2, 1.21.1, 1.213.0 MB781 downloadsd2a1c6a83eb4Get
  • 1.0.67 Mar 20251.21.4, 1.21.3, 1.21.2, 1.21.13.0 MB319 downloads95fb1b6495b1Get
  • 1.0.513 Feb 20251.21.43.0 MB196 downloadsdddbd6899a6bGet
  • 1.0.413 Feb 20251.21.43.0 MB55 downloads75bc5e7e2e21Get
  • 1.0.310 Feb 20251.21.43.0 MB76 downloads06b88490ac85Get
  • 1.0.230 Jan 20251.21.43.0 MB95 downloads9f7085701cecGet
  • 1.0.120 Jan 20251.21.43.0 MB47 downloadsd1d21e9f7c64Get

Frequently asked

Does Annuus work on Minecraft 1.21.11?

Yes. 1.21.11 is the newest Minecraft version Annuus 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 Annuus support?

Everything the author has declared, from 1.21 up to 1.21.11. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Annuus 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 Annuus support?

NeoForge, 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 Annuus?

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 Annuus under?

GPL-3.0-only, 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 Annuus?

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 Annuus 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? .