1.21.4 Minecraft Mods
Browse 2,016 1.21.4 Minecraft Mods. Each project has a description we wrote and checked against the source, plus loader and version compatibility.
2,016 projects

Fabric Language Kotlin
by modmuss50
A Fabric loader library that lets mods be written in Kotlin: it supplies a Kotlin entrypoint adapter and bundles the Kotlin standard library plus common kotlinx modules for dependent mods.

Continuity
by Pepper_Bell
We have not written this one up yet.

Simple Voice Chat
by henkelmax
Proximity voice chat mod with push-to-talk, whispering, group channels, and cross-loader support from 1.8.8 to 1.21.8. Requires server port 24454 UDP.

Zoomify (Zoom)
by isxander
Zoomify is a Fabric client mod by isxander that provides highly configurable zoom controls, 14 easing transitions, scroll zooming, spyglass integration, and mouse sensitivity scaling.

Dynamic FPS
by juliand665
Dynamic FPS lowers resource drain by reducing frame rates, muting sound, or pausing toasts when Minecraft is idle, unfocused, or running on battery.

Kotlin for Forge
by thedarkcolour
Kotlin for Forge adds Kotlin language support to Forge and NeoForge mods by bundling Kotlin libraries and providing tools for mod developers who prefer Kotlin over Java.

Essential Mod
by SparkUniverse
Essential Mod by SparkUniverse adds free peer-to-peer world hosting, in-game chat, picture sharing, skin management, and cosmetics to Minecraft Java Edition.

Krypton
by astei
We have not written this one up yet.

Presence Footsteps
by Sollace
Presence Footsteps brings acoustic detail to your movement across blocks and select entities. It runs on Fabric and Quilt on the client side with full resource pack support.

Embeddium
by FiniteReality
Embeddium is a free, open-source client performance mod for Forge and NeoForge based on Sodium 0.5.8. It adds bugfixes, Fabric Rendering API support, and mod compatibility features.

Distant Horizons
by jeseibel
We have not written this one up yet.

Model Gap Fix
by MehVahdJukaar
We have not written this one up yet.

Curios API
by TheIllusiveC4
Curios API is an inventory framework for Neoforge that lets mods add customizable accessory slots on demand without cluttering your interface with unused spaces.

CoroUtil
by Corosus
CoroUtil is a shared library mod by Corosus. It combines four utility codebases for Fabric, Forge, and Neoforge across Minecraft 1.21, 1.21.1, 1.21.3, and 1.21.4.

Visuality
by PinkGoosik
Visuality is a Fabric cosmetic mod by PinkGoosik that adds client-side visual particles like crystal sparkles and slime blobs across specific Minecraft versions.

More Chat History
by JackFred
More Chat History by JackFred expands the client chat log capacity from the standard 100 entries up to 16384 entries on Fabric and Quilt setups.

Euphoria Patches
by SpacEagle17
Euphoria Patches is a client mod by SpacEagle17 that patches Complementary Shaders to add optional custom features, automated pack patching, and quick preset profiles on Fabric, Quilt, Forge, and Neoforge.
playerAnimator
by KosmX
We have not written this one up yet.

Enhanced Block Entities
by FoundationGames
We have not written this one up yet.

e4mc
by vgskye
We have not written this one up yet.

Your Options Shall Be Respected (YOSBR)
by shedaniel
We have not written this one up yet.

CustomSkinLoader
by xfl03
We have not written this one up yet.

Better Mount HUD
by Lortseam
Better Mount HUD is a Fabric client mod by Lortseam that shows your food bar alongside your mount's health and keeps your experience bar visible until you jump.

Fast IP Ping
by fallen-breath
We have not written this one up yet.