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modpack

Feather ClientMinecraft modpack for 1.21.1

Ultra-light Fabric performance pack for PvP & multiplayer—boosts FPS, slashes lag, and keeps your game running as smooth as a fox 🦊

client onlynewest supported 1.21.1OptimizationCombatLightweightMultiplayer
Latest version
1.21.1
Loader
Fabric
Licence
LicenseRef-All-Rights-Reserved
Downloads
40.9k
Updated
7 mo ago
Available on
Modrinth
Space NodePartner

Host Feather Client servers

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

  • 1.21.1
  • Fabric
  • One click modpack install
  • Dependencies handled
  • Tuned startup flags
  • 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 Feather Client declares support for, newest first, with the Java runtime that version needs.

Other modpacks
MinecraftThroughJavaEvidenceReleased
1.21.1Fabric21+declared8 Aug 2024
1.19.2Fabric17+declared5 Aug 2022

Download

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

1.21.1release3 Jan 2026

Feather Client for 1.21.1 1.21.1.mrpack · 0.0 MB · for 1.21.1

Download latest
ad076e543531
Older versions2
  • 1.123 May 20251.19.20.0 MB11.4k downloads3b69025bd96dGet
  • 1.019 Jul 20241.19.20.0 MB5.2k downloads52a2886dfd36Get

Frequently asked

Does Feather Client work on Minecraft 1.21.1?

Yes. 1.21.1 is the newest Minecraft version Feather Client 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 Feather Client support?

Everything the author has declared, from 1.19.2 up to 1.21.1. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install Feather Client 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 Feather Client 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 Feather Client?

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 modpack itself.

What licence is Feather Client 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 Feather Client?

Install the matching loader first, then put the downloaded file in your mods folder and start the game. The loader, the modpack 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 Feather Client 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? .