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Over OptimizedMinecraft modpack for 1.21.11

Over Optimized is Minecraft on rocket fuel—powered by nvidium and bleeding edge mods!

client onlynewest supported release 1.21.11TechnologyAdventureOptimizationLightweight
Latest version
10
Loaders
Quilt, Fabric
Licence
GPL-3.0-only
Downloads
1.4k
Updated
8 mo ago
Available on
Modrinth
Space NodeOur hosting

Host Over Optimized servers

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

  • 1.21.11
  • Quilt
  • Fabric
  • One click modpack install
  • Dependencies handled
  • Tuned startup flags
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

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

Other modpacks
MinecraftThroughJavaEvidenceReleased
1.21.11Quilt, Fabric21+declared9 Dec 2025
1.21.10Fabric, Quilt21+declared7 Oct 2025
1.21.8Quilt, Fabric21+declared17 Jul 2025
1.21.7Quilt, Fabric21+declared30 Jun 2025
1.21.4Fabric, Quilt21+declared3 Dec 2024

Download

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

Most recently published release

10beta25 Mar 2026

Over Optimized 10.mrpack · 0.2 MB · for 1.21.11 · Fabric

Download this release
a201e289550f…
Older versions9

Frequently asked

Does Over Optimized work on Minecraft 1.21.11?

Yes. 1.21.11 is the newest Minecraft version Over Optimized 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 Over Optimized support?

Everything the author has declared, from 1.21.4 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 Over Optimized on the client or the server?

The client only. There is nothing to install on the server side. That is the author's declared design, not a guarantee for every server: one running anti-cheat or missing a counterpart mod can still object.

Which platform or loader does Over Optimized support?

Quilt, 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 Over Optimized?

Among the supported Minecraft releases above, the highest recorded requirement is Java 21 or newer. Use the requirement for the exact Minecraft version you run; previews and snapshots may differ.

What licence is Over Optimized 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 Over Optimized?

Use a launcher that imports packs, such as Prism Launcher, the Modrinth App or the CurseForge app, and open the pack file with it. The launcher installs the right loader and mods for you; installing a pack's mods by hand is the error-prone way.

Where do I download Over Optimized 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 25 Mar 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? .