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OptiFabric OriginsMinecraft mod for 1.15.2

A mod that allows running OptiFine on 1.14.4 and 1.15.2 Fabric. Bringing OptiFabric back to its roots.

client onlynewest supported 1.15.2Library
Latest version
3.1.1
Loader
Fabric
Licence
MPL-2.0
Downloads
23.2k
Updated
13 mo ago
Available on
Modrinth
Space NodePartner

Host OptiFabric Origins servers

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

  • 1.15.2
  • Fabric
  • One click mod install
  • Loader matched for you
  • Ryzen CPUs
  • 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 OptiFabric Origins declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.15.2Fabric8+declared17 Jan 2020
1.14.4Fabric8+declared19 Jul 2019

Download

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

3.1.1release14 Jul 2025

optifabric-origins-3.1.1-mc1.15.2.jar · 0.2 MB · for 1.15.2

Download latest
c671f0a4a3a3
Older versions7
  • 3.0.114 Jul 20251.14.40.2 MB2.9k downloads47cf08992b8fGet
  • 2.1.12 Jan 20241.15.20.2 MB5.5k downloadsf60a33c6d775Get
  • 2.0.12 Jan 20241.14.40.2 MB7.2k downloads87ebe8993b46Get
  • 1.1.18 Jun 20231.15.20.2 MB2.0k downloads684debda47adGet
  • 1.0.18 Jun 20231.14.40.2 MB1.6k downloads643c5ac563bdGet
  • 1.1.016 Oct 20221.15.20.2 MB728 downloadsba87f53b3370Get
  • 1.0.016 Oct 20221.14.40.2 MB603 downloads923f2d40bc3eGet

Frequently asked

Does OptiFabric Origins work on Minecraft 1.15.2?

Yes. 1.15.2 is the newest Minecraft version OptiFabric Origins 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 OptiFabric Origins support?

Everything the author has declared, from 1.14.4 up to 1.15.2. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install OptiFabric Origins on the client or the server?

The client only. There is nothing to install on the server, so it works on any server you can already join.

Which loader does OptiFabric Origins need?

Fabric. A build for one loader will not load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for OptiFabric Origins?

Java 8 or newer, because that is what the newest Minecraft release it supports requires. The requirement comes from the game rather than from the mod itself.

What licence is OptiFabric Origins under?

MPL-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 OptiFabric Origins?

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 OptiFabric Origins safely?

From the author's own page on Modrinth, which is where the data here is synced from. MCReference never mirrors, re-hosts or repackages a file: every download button points at the original source, so you get exactly what the author published.

Works on the same versions

Ordered by how much of the recent Minecraft version coverage overlaps, not by popularity.

Last checked 6 d 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? .