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Only OptimizedMinecraft modpack for 26.3

Only Optimized is a modpack that has no extra features so is great to create as a template if you want to make something with more features. supports version 26.3

client onlynewest supported release 26.3OptimizationLightweight
Latest version
1.0.0
Minecraft
26.3
Loader
Fabric
Licence
LicenseRef-All-Rights-Reserved
Downloads
1.3k
Updated
2 mo ago
Available on
Modrinth

Minecraft versions

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

Other modpacks
MinecraftThroughJavaEvidenceReleased
26.3Fabric25+declared15 Sept 2026

Download

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

Most recently published release

1.0.0release20 Sept 2026

OO 26.3 1.0.0.mrpack · 2 KB · for 26.3 · Fabric

Download this release
949c00218f7a…
Older versions19
  • MC1.19.49 Oct 20251.19.42 KB351 downloads3f5473eb2f3f…Get
  • MC1.209 Oct 20251.202 KB28 downloads5505db9fadc5…Get
  • MC1.20.19 Oct 20251.20.12 KB40 downloads90bea574d9ef…Get
  • MC1.20.29 Oct 20251.20.22 KB23 downloads3504b7a07ae5…Get
  • MC1.20.38 Oct 20251.20.32 KB22 downloads1fd7061a21f8…Get
  • MC1.20.58 Oct 20251.20.52 KB19 downloads4556f3077862…Get
  • MC1.20.48 Oct 20251.20.42 KB22 downloads76b5e36d4225…Get
  • MC1.20.68 Oct 20251.20.62 KB23 downloads6937e60f1beb…Get
  • MC1.218 Oct 20251.212 KB29 downloads4d8f84c9bbe6…Get
  • MC1.21.18 Oct 20251.21.12 KB51 downloads357f3cddbfc6…Get
  • MC1.21.28 Oct 20251.21.22 KB23 downloads67241c2e2567…Get
  • MC1.21.38 Oct 20251.21.32 KB19 downloadsebd2664d2363…Get
  • MC1.21.48 Oct 20251.21.42 KB41 downloads6ab6e703c148…Get
  • MC1.21.58 Oct 20251.21.52 KB35 downloads8cebe4cbdec9…Get
  • MC1.21.68 Oct 20251.21.62 KB22 downloads769b6834062e…Get
  • MC1.21.108 Oct 20251.21.101 KB125 downloadsd283bd87f472…Get
  • MC1.21.78 Oct 20251.21.72 KB24 downloads89f1136c2107…Get
  • MC1.21.98 Oct 20251.21.92 KB42 downloads494fa50af56c…Get
  • MC1.21.88 Oct 20251.21.82 KB67 downloads861ce3785f24…Get

Frequently asked

Does Only Optimized work on Minecraft 26.3?

Yes. 26.3 is the newest Minecraft version Only 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.

Do I need to install Only 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 Only Optimized support?

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 Only Optimized?

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.

What licence is Only Optimized under?

LicenseRef-All-Rights-Reserved, 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 Only 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 Only 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 20 Sept 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? .