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Minecraft Java 1.21 Mods

Browse 12,049 free mods for Minecraft Java 1.21 — popular picks include FerriteCore ((Neo)Forge), Sodium, FastWorkbench.

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FerriteCore ((Neo)Forge)
1.21.11neoforge

FerriteCore ((Neo)Forge)

Memory usage optimizations

218Mdownloads
Sodium
1.21.11neoforge

Sodium

A high-performance rendering engine replacement for Minecraft, which greatly improves frame rates and reduces micro-stutter.

213Mdownloads
FastWorkbench
1.21.1neoforge

FastWorkbench

A performance upgrade for the crafting table.

181Mdownloads
[ETF] Entity Texture Features - [Fabric & Forge]
1.21.11fabric

[ETF] Entity Texture Features - [Fabric & Forge]

Custom, Emissive and Varied mobs like Optifine and so much more.. +Player skin features!)

149Mdownloads
FastFurnace
1.21.1neoforge

FastFurnace

A performance upgrade for the furnace.

145Mdownloads
[EMF] Entity Model Features [Fabric & Forge]
1.21.9fabric

[EMF] Entity Model Features [Fabric & Forge]

EMF is an, OptiFine format, Custom Entity Model replacement mod available for Fabric and Forge.

135Mdownloads
XNet
1.21.1neoforge

XNet

XNet is a highly optimized networking cable system for items, energy, fluids, information, ...

125Mdownloads
Server Performance - Smooth Chunk Save
1.21fabric

Server Performance - Smooth Chunk Save

Enables lag-free continuous chunk saving, increasing server TPS

118Mdownloads
FastSuite
1.21.1neoforge

FastSuite

A performance upgrade for the JSON recipe system.

95Mdownloads
Sodium/Embeddium Dynamic Lights
1.21.5fabric

Sodium/Embeddium Dynamic Lights

Multiloader port of LambDynLights that adds Sodium/Embeddium settings support

94Mdownloads
Lithium (Fabric/NeoForge)
1.21.1fabric

Lithium (Fabric/NeoForge)

An optimization mod for Minecraft which improves server performance significantly.

93Mdownloads
Better Fps - Render Distance
1.21.1fabric

Better Fps - Render Distance

Better FPS Render Distance is a mod which adds a few performance improvements to increase fps.

86Mdownloads
Sodium/Embeddium Options API
1.21.5neoforge

Sodium/Embeddium Options API

Config API for adding Sodium/Embeddium options with a better categories menu

75Mdownloads
FerriteCore (Fabric)
1.21.11fabric

FerriteCore (Fabric)

Memory usage optimizations

73Mdownloads
AllTheLeaks (Memory Leak Fix)
1.21.1neoforge

AllTheLeaks (Memory Leak Fix)

This mod fixes memory leaks of some mods, Neoforge and Minecraft until they implement their fixes.

70Mdownloads
Chunk Sending
1.21.1fabric

Chunk Sending

Optimizes chunk packet delivery

69Mdownloads
Sodium/Embeddium Extras
1.21.4neoforge

Sodium/Embeddium Extras

An add-on mod for Sodium (and Embeddium) that adds new features and customization.

67Mdownloads
Complementary Shaders - Reimagined
1.7.10

Complementary Shaders - Reimagined

Preserving the elements of Minecraft with exceptional quality, detail, and performance.

63Mdownloads
MakeUp - Ultra Fast | Shaders
1.17.1

MakeUp - Ultra Fast | Shaders

High performance shaders. Gameplay oriented. Lightweight.

50Mdownloads
Radium Reforged
1.21.1neoforge

Radium Reforged

Unofficial Fork of CaffeineMC's "Lithium", made to work with FML

47Mdownloads
LambDynamicLights
1.21fabric

LambDynamicLights

The most feature-complete and optimized dynamic lighting mod.

44Mdownloads
Complementary Shaders - Unbound
1.7.10

Complementary Shaders - Unbound

Transforming the visuals of Minecraft with exceptional quality, detail, and performance.

41Mdownloads
Boat Break Fix [Neo/Forge/Fabric/Quilt]
1.17.1fabric

Boat Break Fix [Neo/Forge/Fabric/Quilt]

Fixes a breaking bug with boats and increases performance.

41Mdownloads
Iris & Oculus Flywheel Compat
1.21.1neoforge

Iris & Oculus Flywheel Compat

Enable Flywheel's optimizations when use shaders.

40Mdownloads
(Sodium) Chloride
1.21.11fabric

(Sodium) Chloride

Gives to Embeddium (1.20.1) and Sodium additional Performance and Quality features for a tasteful experience

37Mdownloads
Embeddium (Rubidium) Extra
1.21neoforge

Embeddium (Rubidium) Extra

Port of Sodium Extra to work with Embeddium/Rubidium on (Neo)Forge

37Mdownloads
Embeddium
1.21.1neoforge

Embeddium

A powerful, mod-friendly, FOSS client performance mod for NeoForge

33Mdownloads
Model Gap Fix
1.21.10fabric

Model Gap Fix

Fixes gaps in Block Models and Item Models

31Mdownloads
CIT Resewn
1.19.4fabric

CIT Resewn

Re-implements MCPatcher's CIT (custom item textures from optifine resource packs)

31Mdownloads
Redirected
1.20.1fabric

Redirected

Memory optimization mod that prevents duplication of Enum values

30Mdownloads
CleanCut
1.21.9neoforge

CleanCut

Attack enemies through obstructions! FORGE & NEOFORGE & FABRIC!

30Mdownloads
BSL Shaders
1.7.10

BSL Shaders

Shaderpack for Minecraft: Java Edition. It's bright, colorful, and distinct.

28Mdownloads
Distant Horizons: A Level of Detail mod
1.21.11fabric

Distant Horizons: A Level of Detail mod

Massively increase render distance without harming performance.

26Mdownloads
Photon Shaders
1.16.5

Photon Shaders

A gameplay-focused shader pack with a semi-realistic style

25Mdownloads
Enhanced Block Entities
1.21.4fabric

Enhanced Block Entities

Reduce block entity FPS lag with almost no compromises, and improve their visuals

24Mdownloads
CrashExploitFixer
1.19.3forge

CrashExploitFixer

This mod fixes a bunch of crash exploits discovered in Minecraft.

23Mdownloads