Neoforge Mods for Minecraft 1.21
Browse 1,778 free Neoforge mods for Minecraft 1.21 — popular picks include Concurrent Chunk Management Engine, Sodium Dynamic Lights, Despawn Tweaks.
Updated daily
Concurrent Chunk Management Engine
A Fabric mod designed to improve the chunk performance of Minecraft.
Sodium Dynamic Lights
Multiloader port of LambDynLights that adds Sodium options integration
Despawn Tweaks
Optimization mod that fixes cases where mobs will be prevented from despawning.
Fast Item Frames
Supercharged item frames! Less lag, better performance, and now they can change color and vanish!
Create Better FPS
Improve your Create FPS, up to 50%
Autochef's Delight
Support stacked cooking & optimize recipe-matching in Farmer's Delight
Simple Weather
Providing an alternative, yet elegant solution for weather effects in Minecraft.
ServerCore
A mod that aims to optimize the minecraft server.
Temporal API
Temporal API is the library for Team Temporal mods, other projects may use it as well.
Immersive Optimization
A lightweight entity-tick-scheduler for doubling your TPS.
DoesPotatoTick?
performance mod that don‘t allow entities to tick when they are far from players.
Bocchium
Forge port of Bedrodium, culling bedrock sides for better performance.
Cull Leaves
Adds culling to leaf blocks, providing a huge performance boost over vanilla.
Cerulean
Advancements optimization mod, updated fork of Icterine with added features
Monocle
An addon that allows Iris to run shaders using Embeddium
ScalableLux
A Fabric mod based on Starlight that improves the performance of light updates in Minecraft.
APTweaks: Core (11.x Classic)
The core is required for all adaptive performance tweaks modules and provides a shared API, monitoring functionally, events and commands.
Sodium Extras
An add-on mod for Sodium that adds new features and customization.
KubeJS Tweaks
This is an addon for KubeJS to abstract some common usage of KubeJS for heavily modded modpacks. Also applies hotfix when needed.
Better Biome Reblend
Updated version of Better Biome Blend, a mod that improves and fixes biome color blending
Achievements Optimizer
Improved achievement performance
Leaky - Item Lag Fix
Detects & reports too many stacked items and improves item performance
Gnetum
Distribute HUD updates over multiple frames to improve performance
Ksyxis
Speed up your world loading by removing unneeded chunks.
Does It Tick?
Minecraft's dumbest server performance mod.
Sodium Leaf Culling
Smart leaf culling algorithm for Sodium on 1.21+
Vanillin
Instanced rendering for entities and block entities.
Krypton Reno
Provides powerful network optimization capabilities for all mainstream systems.
FTB Quests Optimizer
Mod to improve quest performance for servers

Better Block Entities
A Minecraft optimization mod for Fabric-Sodium that improves framerates by improving block entity rendering via a hybrid renderer
Ixeris
Buffered raw input and threaded event polling
Structure Layout Optimizer
Attempts to optimize the generation of Jigsaw Structures and NBT pieces
Loading Backgrounds
Customize the loading background of the games, and place customizable images.
Wakes Reforged
Adds splashes and wakes while traveling on water, Forge port ! v1.4.0 10x performance update
AsyncParticles
Async particle ticking/rendering.
Radium
Radium is an Unofficial Fork of CaffeineMC's "Lithium", made to work with Forge Mod Loader.