Minecraft Java 1.21 Mods
Browse 247 free mods for Minecraft Java 1.21 — popular picks include Bone Drop│骨頭掉落, Lag Detective, CobbleSpawnRegions.
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Bone Drop│骨頭掉落
Some animals drop their bones after death.│部分動物在死亡後會掉落骨頭。
Lag Detective
Lag Detective is a lightweight diagnostics mod that helps answer where the lag is coming from.
CobbleSpawnRegions
This mod adds region based custom cobblemon spawning
Mob Chunk Limiter
A mob limiter per chunks to prevent any spawner to spawn too much mobs or natural spawning
Android MG Optimizer
"A very excellent mobile phone performance optimization package"
LagShield Ultimate (Anti Lag)
The intelligent performance modulator for Minecraft Server. LagShield Ultimate uses Arclight-safe async processing to dynamically regulate mob AI, chunk density, and entity speed based on real-time server stress (MSPT). Stops lag before it happens.
Basic Reach
Basic Reach is a compact singleplayer-focused utility mod that adds a straightforward Reach enchantment (I–II) Reach increases both your melee hit distance and block interaction range letting you poke mobs from afar.
More Passive Mobs
More Passive Spawns increases the amount of passive animals in your world by periodically spawning small groups of sheep, cows, pigs, and chickens in the Overworld. The datapack stays vanilla-friendly while making the world feel more alive and natural.
End Unleashed
No resource pack required! Discover new dragons, mobs from Minecraft Dungeons, and more! Optimized for SMP & faithful to vanilla mechanics.
ItemDisplayPlugin
This plugin allows the collection of items dropped within a 5-block radius in Minecraft, merging the items with the same type and displaying their quantity in the item’s custom name. Items that cannot be stacked, such as enchanted equipment (e.g., swords,
PaperTweaks
A better-performance replacement of the popular VanillaTweaks datapacks, in plugin form.
Desolate Pale Garden
A datapack which removes all hostile mob spawns in the Pale Garden except the Creaking, which adds to the ambiance of the biome!
Graveling Zombies
Zombies now drop gravel when killed, letting you double dirt easily and speed up your Skyblock builds!
Adaptive Range Mob Spawner
Set the spawners activation range and dynamically adjust it based on server TPS.
Carpet ROF Addition
An optimized Carpet mod that slightly disrupts vanilla features.
InfiKoth
InfiKoth is a high-performance, modern King of the Hill plugin designed for competitive PvP servers.
TQ's No Duping
Various toggles for disabling dupes (rails; carpets; tnt; gravity blocks; tripwire hooks).
Enderman Grief Blocker
Disables Enderman block pickup via an empty enderman_holdable tag. Nothing else changed.
Old piglin bartering
A datapack that adds the 1.16.1 piglin trades, chest loot and bastions back to the newest versions making speedrunning the game and just fast progression way easier.
Villager Trade Lock
Tired of those players creating a monopoly or heavily crashing the prices of villager obtainable items on your server? Well this plugin aims to limit the speed of building a monopoly/price crashing by locking a villager's trades after opening them.
WidCore ️⚙️ Essentials / SunLight Alternative!
Modular All-in-One Plugin
PhantomBlocker
This plugin completely prevents Phantom mobs from spawning on your Minecraft server. It's simple, lightweight, and performance-friendly.
FullXaos_RPG
⚔️ RPG skills & dungeons 🌋 Portal dungeon RPG ⚡ Optimized RPG plugin 🏰 MCMMO-style RPG 🌀 Skills & portals RPG
EnderPearlFix
It fixes ender pearls not landing on hitboxes when they should also it teleports you at the apex of the mob.
No Crystals
Disables the use of end crystals in the overworld and nether to stop crystal pvp while still allowing the ender dragon fight
Ultimate Essentials x Crosshair
Ultimate Essentials Plus with a clean PvP crosshair added for competitive gameplay.
no_mobs_destroy_block
Prevent the destructive behavior of organisms and entities towards blocks.
Lumen
Effortless world lighting with torches and commands and optimized performance
Mob Age Tweak
THIS MOD IS OLD CHECK THE NEW REMASTER MOD "Animal Plus" https://modrinth.com/project/u3HfuMMy The Mob Age Tweak Mod enhances Minecraft gameplay by giving players control over the aging mechanics of passive mobs and more.
PacketEventsSK
A skript addon adding packet related features to Skript.
Auto Slaying Deluxe
QOL Slaying - Deluxe Edition!
StoneCutter damage fix
This mod adds damage from the stonecutter to the player if they are standing on it, and it works on any type of mob.
Item Vanisher
Client Mod that allows you to disable/enable render of items on the ground at the toggle of a button. It is useful at times when there are a lot of items around the player, because when rendering is disabled, FPS increases.
CreeperDestructDisable
Prevent creepers from destroying blocks on explosion.
Totem Rebalance
Totems can only be obtained from evokers in mansions and ominious vaults.
Sandy Husks
Husks now drop sand when killed, with chances increasing using Looting - perfect for Skyblock and fast sand farming!