Mods for Minecraft Java
Browse 348 free mods for Minecraft Java — popular picks include Chunky, Structure Layout Optimizer, Fast Noise.
Updated daily
Chunky
Pre-generates chunks, quickly and efficiently
Structure Layout Optimizer
Attempts to optimize the generation of Jigsaw Structures and NBT pieces

Fast Noise
Vanilla Worldgen optimization mod
NoisiumForked
Optimises worldgen performance for a better gameplay experience.
Improved Pillager Outpost
The "Improved Pillager Outpost" Datapack revamps the standard Minecraft Pillager Outpost into a challenging, multi-level tower. This overhaul adds detailed architecture, tougher enemies, and exclusive loot, creating a more immersive and rewarding experie
NoiseThreader
Improves world generation performance by multi-threading noise generators
Blended Compat
Adds more compatibility between mods commonly found together in modpacks.
Incendium Biomes Only
Removes structures, items, mobs and bosses from Incendium, leaving only the biomes and terrain.
Dimensional Threading Reforked
Optimizes all your server dimensions distributing the load on multiple threads
Voxy WorldGen
This is a passive chunk generator mod, with server-side support for Voxy!
Moves Like Mafuyu
A lightweight action-oriented mod designed to optimize movement experience during exploration and building.
Detected setBlock Be Gone
Suppresses the "Detected setBlock in a far chunk" message in the console thus reducing log file size.
FastAsyncWorldEdit
Blazingly fast world manipulation for artists, builders and everyone else
NoPackCompatCheck
Disables the “incompatible” warning when loading resource packs with different compact versions.
LagFixer
⚡️ Best Performance Solution! 🗄️Trusted by 3000+ servers! ✅ Lightweight and highly Asynchronous!
VaultFaster
VaultHunters world generation optimisation mod
WorldgenFeatureFix
Fix custom world generation datapack crashes when using minecraft:lake feature ( MC-273228 and MC-272370)
Fix Experience Bug
Fixes bug where experience does not display (and cannot be used) after changing dimensions in a modded way in Minecraft versions 1.12.2 thru 1.20.5.
C2ME OpenCL Acceleration Module
C2ME addon that provides hardware accelerated world generation through OpenCL
VulkanMod Extra
A comprehensive performance and quality-of-life enhancement mod for VulkanMod.
Voxy Server Side
Render distant Voxy LODs on servers
Lobby, Fishing and Mining Dimension
Provides a lobby, fishing and optimized mining dimension for you and your friends.

Almost Unify Everything
An addon for Almost Unified/Forge that adds inventory and loot table unification.
Noisiumed
A performance-focused fork of Noisium that accelerates Minecraft's terrain generation through targeted optimizations. Generates chunks faster without altering world output.
Ore Plus (Legacy)
This datapack incresses vanilla ores generation in Minecraft by adding custom configurations for the Vanilla Ores, making them generate more frequently.
Thulium
A lightweight performance mod that boosts FPS by optimizing Minecraft's garbage collector, sound engine, event bus, profiler and render loop without touching entities, blocks or world generation
Better Underground Caves
Optimize the original cave terrain and add large underground cave terrain.
Bura
Bura is an alpha Fabric performance mod that reduces lag spikes and improves FPS stability by optimizing chunk compilation, upload scheduling, and visibility culling in singleplayer.
Structure Control
Gives you control over which portals or structures are in your mod pack! Allows you to create a truly themed mod pack. No ruined portals, nether dimension, end dimensions, or even villages if you so desire. You're in total control!
Larion World Generation - Unofficial Forge Port
Faithful unofficial forge port of the Larion World Generation mod that is optimized specifically for forge
PVP Essentials
Essential client side PvP features, including armor, potion, and arrow HUDs, damage indicators, and much more!

WildRTP
Another RTP Plugin build on Performance & Features
MC-249136 Fix
A hacky fix for server lag spikes when generating shipwreck buried treasure map / explorer map loot.
Chunky Offline
An add-on/extension of Chunky to generate chunks when no players are online.
Chunk Optimization
ChunkOptMod optimizes Minecraft chunk generation with deferred chunk loading, lazy decoration, and adaptive TPS‑based budgets for smoother exploration and stable server performance
Noisium Legacy
Optimises worldgen performance for a better gameplay experience