Mods for Minecraft Java
Browse 660 free mods for Minecraft Java — popular picks include No Nether RoofSpawns, No Bullying, VillagerNoAI.
Step by step: How to install Minecraft Java mods & modpacks
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No Nether RoofSpawns
A lightweight Fabric mod that intelligently controls mob spawning on the Nether roof
No Bullying
A lightweight plugin that prevents mob swarms by limiting how many mobs can target a player at once.
VillagerNoAI
Proximity-based villager AI disabler for optimization
LuminolOptimizations
Supposed to be a performance and memory optimization plugin for my Minecraft server (LUMINOL)
Real Glowing Squid
A lightweight Paper/Spigot plugin that brings glowing squids to life by making them emit dynamic light, fully optimized and Geyser/Bedrock.
RXVY SPAWNERS
RXVYSpawners is a high-performance Java plugin that features virtual loot storage, intelligent spawner stacking, and an all-in-one management GUI for optimized mob farming. If you have any questions or need support join https://discord.gg/Xx8h2Th8qv
CorePerformanceFix x SortSmart
A high-performance optimization plugin focusing on entity-ticking efficiency and automated item-stacking and you can use SortSmart
ArmadilloSleeper
Sends Armadillos at XP Farms into Sleep to make TPS better but still make XP Farms very good!
Crystal Hit's
Ultra-fast competitive Crystal PvP hit registration, 0-tick crystals, responsive crossbows, and built-in FPS optimizer.
technis
TECHNIS is a voice-activated AI assistant for Minecraft 1.21.4 - like Jarvis. Speak to the mic, TECHNIS sees your inventory, health, mobs, and replies with speech. Animated orb HUD, proactive alerts, info panel, in-game config. Requires Groq API key.
SerendiClear
SerendiClear is a server-side [Fabric] mod for Minecraft 26.2+ that keeps your world clean — automatically removing dropped items and limiting mob stacking — all with a BossBar countdown and a convenient trash-bin GUI where items
AntiMonster Zones
This plugin allows you to remove specific mobs using a flexible whitelist/blacklist zone system. It works across all three dimensions and lets you define highly customizable zones to precisely protect areas like spawns from mobs/monsters.
InstantSimCleanup
InstantSimCleanup is a forced server optimization plugin that reduces lag by aggressively clearing inactive zones. Instead of relying on a standard timer, it uses a chunk distance control mechanic to remove everything in areas where there are no players.
twinkle popo mod
it adds twinkle popo realistic pikachu and realistic hellokity
Frieren: Eternal magic
A minecraft mod that adds magic based on the anime frieren
vkMobStacker – Advanced Mob Stacking & Lag Reduction (1.8.x – 1.20.x)
High-performance mob stacking plugin that reduces entity lag by merging mobs into clean stacks.
TemporaryCastration
Limit lags caused by massive farms !

Nautilus Drops│鸚鵡螺掉落物
Nautilus will drop items when killed in any way.│鸚鵡螺無論以何種方式被擊殺都會掉落物品。
Adaptive Entity Prioritization (AEP)
AEP dynamically reduces lag by throttling mob AI and item merge checks based on server strain.
Buzzy Bee Drones
Updated Fabric Port of Buzzy Drones by HexagonNico/TeamCitrusMods.
Mob Excavation
This mod allows you to kill groups of identical mobs with a single blow. Hold down the ~ (tilde) key (this can be changed in the control settings) and hit any mob – all mobs of the same type within a 2-block radius will receive the same damage.
EasyEntityLib
a simple api for coding entities
Statis
Stasis is a high-performance entity management solution designed to eliminate server lag by dynamically scaling entity complexity. By intelligently hibernating mob AI, culling physics collisions, and merging item drops based on real-time server health

Villager Brain Configuration Revived
A highly optimized server-sided mod that allows full configuration of villager pathfinding malus (updated to 26.2)
Simply Horse Roads
It's a simple and optimized plugin that boost the horse speed on certain road-blocks with the opition to add player boost aswell.
UniversalMobFoundry
New generation of generators! You can buy monsters, simulate their loot, and upgrade the generator.
Ananke WorldControl
The ultimate, lightweight tool for granular control over Minecraft physics, player stats, mob griefing, and crafting. Block anything, anywhere.
Survival Spawn Eggs
This project adds Spawn Eggs to Minecraft Survival Mode!
Bazaar Villager
A customizable Bazaar Villager that sells stored items at player-defined prices, supports overpaying with emerald tiers, gives optimized change, auto-fills payment, adds an Emerald Core Block, and features owner and buyer trading menus.
Super_creeper
Transform every creeper encounter into a heart-pounding survival challenge with massive, tactical-scale explosions. This mod boosts explosion power up to 30.0 while ensuring game stability with optimized crash-prevention code.🧨💥
Possum Pouch
Configure recipes for single-use and reusable mob pouches! Features include blacklisting mobs, hierarchy preservation, player pet protection, and more!
EnColaMobs
EnColaMobs - Optimize your server to the max! ⚡ Say goodbye to lag caused by uncontrolled mobs.
Piece
Piece is a high-performance Minecraft 1.21 RPG combat plugin that transforms your server into a competitive MMO-style PvP experience. It introduces deep progression systems, , bounty hunting, stamina-based combat,
MobAIReasonDisabler
With this plugin you can disable certain mobs AI , based on the reason they spawned
VillagerProtect
Simple mod for protect Villagers

Slimewalk: Every Mob Hops
Makes (almost) every mob hop like a slime, giving the whole world a bouncy, hiccup-like movement.