1.21.1 Minecraft Mods
Browse 5,181 1.21.1 Minecraft Mods. Each project has a description we wrote and checked against the source, plus loader and version compatibility.
5,181 projects

Balm
by BlayTheNinth
We have not written this one up yet.

LambDynamicLights - Dynamic Lights
by LambdAurora
LambDynamicLights brings dynamic light emission to held items, dropped blocks, burning mobs, and glowing creatures in Minecraft on Fabric, NeoForge, and Quilt.

CreativeCore
by creativemd
CreativeCore is a shared library mod by creativemd that provides GUI tools, packet handling, config commands, and platform abstraction for Forge, Neoforge, and Fabric. Required by mods like LittleTiles, AmbientSounds, and ItemPhysic.

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.

Chat Heads
by dzwdz
Client-side mod that shows player heads next to chat messages on Fabric, Neoforge, and Forge for Minecraft 1.20 through 1.21.1.

oωo (owo-lib)
by glisco
We have not written this one up yet.

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.

Indium
by comp500
Indium is a Sodium addon that adds Fabric Rendering API support, letting mods with advanced rendering work alongside Sodium's performance optimizations. No longer needed with Sodium 0.6.0+.

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

Moonlight Lib
by MehVahdJukaar
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.

AmbientSounds
by creativemd
AmbientSounds adds background audio to Minecraft worlds on the client side. Created by creativemd, it requires CreativeCore and runs on Fabric, Forge, and Neoforge.

Concurrent Chunk Management Engine (Fabric)
by ishland
Fabric mod that parallelizes chunk generation, I/O, and loading across CPU cores while keeping vanilla behavior intact.

Enchantment Descriptions
by Darkhax
Enchantment Descriptions shows brief explanatory text on item tooltips in Minecraft. It helps you understand what each effect does directly from enchanted books and gear.

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.

Cobblemon
by CobbledStudios
Cobblemon is an open source Pokemon mod by CobbledStudios for Minecraft 1.21.1 on Fabric and NeoForge, adding adventure content, custom mobs, and world generation.

Patchouli
by Vazkii
Patchouli is a data-driven guidebook mod by Vazkii for Minecraft players, modders, and pack authors on Neoforge, Fabric, Quilt, and Forge.

YUNG's API
by YUNGNICKYOUNG
YUNG's API is a required client and server library mod by YUNGNICKYOUNG supporting Neoforge, Forge, and Fabric across select Minecraft releases.

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.

EMI
by Emi
We have not written this one up yet.

Forgified Fabric API
by Su5eD
Forgified Fabric API brings Fabric API hooks to NeoForge. It runs on client and server sides across Minecraft 1.21.1, 26.1.2, 26.1.1, and 26.1.

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.

Supplementaries
by MehVahdJukaar
Supplementaries adds functional decorative blocks, utility items, and automation tools to Minecraft 1.21.1 on Fabric and Neoforge. It requires Moonlight Library and runs on both client and server.