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Obfuscated Text ImproverMinecraft mod for 1.21.11

Improves the performance of Minecraft's obfuscated text format

client onlynewest supported 1.21.11Optimization
Latest version
1.0.2+1.21.11
Loaders
Quilt, Fabric
Licence
MIT
Downloads
2.6k
Updated
6 mo ago
Available on
Modrinth
Space NodePartner

Host Obfuscated Text Improver servers

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

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

Minecraft versions

Every version Obfuscated Text Improver declares support for, newest first, with the Java runtime that version needs.

Other mods
MinecraftThroughJavaEvidenceReleased
1.21.11Quilt, Fabric21+declared9 Dec 2025
1.21.10Fabric, Quilt21+declared7 Oct 2025
1.21.9Quilt, Fabric21+declared30 Sept 2025
1.21.8Quilt, Fabric21+declared17 Jul 2025
1.21.7Quilt, Fabric21+declared30 Jun 2025
1.21.6Quilt, Fabric21+declared17 Jun 2025
1.21.5Quilt, Fabric21+declared25 Mar 2025
1.21.4Quilt, Fabric21+declared3 Dec 2024
1.21.3Fabric, Quilt21+declared23 Oct 2024
1.21.2Quilt, Fabric21+declared22 Oct 2024
1.21.1Quilt, Fabric21+declared8 Aug 2024

Download

From Obfuscated Text Improver’s own host. Nothing is re-hosted here.

1.0.2+1.21.11release7 Feb 2026

obfuscation_improver-1.0.2+1.21.11.jar · 0.0 MB · for 1.21.9, 1.21.10, 1.21.11

Download latest
7ccc8c9a99f1
Older versions3
  • 1.0.2+1.21.17 Feb 20261.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.50.0 MB371 downloads38bfdb58c020Get
  • 1.0.116 Feb 20251.21.1, 1.21.2, 1.21.3, 1.21.40.0 MB1.5k downloadsb7085fed0a3dGet
  • 1.0.030 Jan 20251.21.1, 1.21.2, 1.21.3, 1.21.40.0 MB225 downloads6c4f7539585bGet

Frequently asked

Does Obfuscated Text Improver work on Minecraft 1.21.11?

Yes. 1.21.11 is the newest Minecraft version Obfuscated Text Improver 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 Obfuscated Text Improver support?

Everything the author has declared, from 1.21.1 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 Obfuscated Text Improver 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 Obfuscated Text Improver need?

Quilt, 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 Obfuscated Text Improver?

Java 21 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 Obfuscated Text Improver under?

MIT, 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 Obfuscated Text Improver?

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 Obfuscated Text Improver 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? .