Feather Client

What is Feather Client?

Feather Client is a Fabric modpack for Minecraft 1.21.1, published by Nariaris on Modrinth since 2024.

The latest release, 1.21.1 from Jan 3, 2026, declares 39 mods. Across 3 published versions it has covered Minecraft 1.19.2 through 1.21.1.

With 52K downloads it ranks #346 of the 518 most-downloaded Modrinth modpacks we track, and its authors tag it as lightweight and optimization.

• Lightweight
• Optimization

Most widely used mods in Feather Client

The latest version declares 39 projects. The ones below appear in the most packs we track.

• Cloth Config API
• Entity Culling
• Sodium
• Fabric API
• Lithium
• Mod Menu
• Iris Shaders
• YetAnotherConfigLib (YACL)
• Fabric Language Kotlin
• Sodium Extra
• AppleSkin
• Reese's Sodium Options
• Mouse Tweaks
• Collective
• Text Placeholder API
• 3D Skin Layers
• Zoomify (Zoom)
• Clumps
• Krypton
• Shulker Box Tooltip
• BetterF3
• Very Many Players (Fabric)
• MaLiLib
• Wavey Capes

Full Feather Client mod list

How its mod list compares

Less common picks: 5 mods found in five or fewer tracked packs.

• AntiGhost FORK
• No Fog
• Perspektive
• Who am I?
• DashLoader

Packs with the most mods in common

• PvP mods with optimization Fabric for 26.3 22 mods in common
• Better PvP Fabric / Forge for 26.2 17 mods in common
• Spirity BoostX Fabric for 26.1 15 mods in common
• Spirity Optimized Fabric for 1.21.7 15 mods in common
• FPSBOOST Fabric / NeoForge / Quilt for 26.3 15 mods in common

What kinds of mods are in Feather Client?

Of its 39 mods, 25 are tagged utility, 11 optimization and 10 library. Mods can carry several tags, so the counts overlap.

• utility: 25 (64%)
• optimization: 11 (28%)
• library: 10 (26%)
• decoration: 4 (10%)
• cursed: 3 (8%)
• storage: 3 (8%)

How big is Feather Client?

With 39 mods, Feather Client has fewer mods than 60% of the 491 packs we track and fewer mods than 76% of the 86 on Minecraft 1.21.1.

The pack file is 19 KB. 27 mods are client-only and 12 also run on a server. It declares no resource packs or shaders.

How actively is Feather Client updated?

Feather Client was first published on May 30, 2024, and has 3 published versions in total.

The latest release, 1.21.1, is dated Jan 3, 2026, 312 days before our data was fetched on Nov 11, 2026. Releases have covered 2 Minecraft versions over 1.6 years.

Staple mods Feather Client includes and leaves out

Across the 325 Fabric packs we track, 15 mods turn up most often. Feather Client includes 12 of them; it leaves out FerriteCore, ImmediatelyFast and Architectury API.

How much RAM does Feather Client need?

Feather Client needs 4 GB allocated (2 GB minimum). Our estimate from the 39-mod list, not measured.

How to set allocated memory

How to install Feather Client

Search for "Feather Client" in the Modrinth source of your launcher. Pick version 1.21.1 for Minecraft 1.21.1 (Fabric). Modpack install guide.

Does Feather Client need a server install?

No: Feather Client is marked client-only on Modrinth, so there is no server install and players can join an ordinary server running Minecraft 1.21.1.

Modpack server guide.

Versions

Newest build for each of 2 Minecraft version and loader pairs.

Official links

• Feather Client on Modrinth (downloads and changelog)
• Discord

Facts on this page come from Modrinth's public API, last fetched Nov 11, 2026. Descriptive text is our own. Spotted an error, or are you the author and want something changed? See disclaimer and takedowns.