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Minecraft Java 1.21 Mods

Browse 744 free mods for Minecraft Java 1.21 — popular picks include Ultra Chunk Collector, Scoreboard Health Indicators, Explorepack.

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Ultra Chunk Collector
1.21

Ultra Chunk Collector

⚡ The Ultimate Chunk Hopper - Instant Item Collection & Stacker Friendly! ⚡

1.2kdownloads
Scoreboard Health Indicators
1.21.9fabric

Scoreboard Health Indicators

Displays scoreboard-based health values as clean, visible health bars above players and entities, even when internal health is hidden.

1.2kdownloads
Explorepack
1.21.1fabric

Explorepack

Embark on an immersive survival experience with explorepack. Featuring better mountains, new mob animations, dungeons, and an enhanced earlygame progression.

1.2kdownloads
Dynamic Performance
1.21.11neoforge

Dynamic Performance

A lightweight performance mod that keeps gameplay close to vanilla with adaptive view distance, simulation distance, and mob cap based on the server’s MSPT.

1.2kdownloads
Effect Sounds│效果音效
1.21.9

Effect Sounds│效果音效

Special sound effects will be produced when the effect is obtained.│當獲得狀態效果時會播放特殊音效。

1.2kdownloads
PerfPlusMob
1.21.4fabric

PerfPlusMob

PerfPlusMob brings performance boosts and essential QoL tweaks to Minecraft for Pojavlauncher players.

1.2kdownloads
HungerGameSSS
1.21

HungerGameSSS

HungerGameSSS is a high-performance Hunger Games plugin featuring unique Legendary Weapons with special abilities, dynamic gameplay systems, and full arena customization — built for competitive PvP servers.

1.2kdownloads
ArmorStand-Limiter
1.8

ArmorStand-Limiter

Problems with tps? Is it ArmorStand's fault? Use ArmorStandLimiter to prevent your server from crash

1.2kdownloads
Ban bat
1.21

Ban bat

Do you hate these annoying little pests? This mod/datapack can make them disappear!

1.1kdownloads
Explorer's Haven
1.21neoforge

Explorer's Haven

Explorer's Haven is an adventure modpack enhancing exploration, biomes, dungeons, and visuals for smooth performance. Discover new landscapes, battle mobs, and enjoy quality-of-life features while preserving Minecraft’s core experience.

1.1kdownloads
Manual Car
1.21.11fabric

Manual Car

A simple car with manual transmission

1.1kdownloads
Mallangimals
1.21.5

Mallangimals

An adorable resource pack that gives Minecraft mobs cute textures (No OptiFine needed!)

1.1kdownloads
epic pvp battle modpack
1.21fabric

epic pvp battle modpack

Epic PvP Modpack LITE is a lightweight, high-performance Minecraft 1.21 client modpack designed for competitive PvP. It enhances combat responsiveness, improves FPS and stability, and provides clear visuals and useful HUD information such as armor, health,

1.1kdownloads
Galaxia's mod folder
1.21.5fabric

Galaxia's mod folder

Galaxia's epic mod folder for Crystal PvP

1.1kdownloads
BEST PVP MODPACK
1.21.4fabric

BEST PVP MODPACK

High-performance PvP modpack with ultra FPS boost, low latency, and smooth gameplay. Perfect for Elytra, crystal, and competitive PvP — no lag, just skill.

1.1kdownloads
Bone Drop│骨頭掉落
1.21.9

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。

1.1kdownloads
Lag Detective
1.21.11fabric

Lag Detective

Lag Detective is a lightweight diagnostics mod that helps answer where the lag is coming from.

1.1kdownloads
Zlodyy's PvP RP
1.21

Zlodyy's PvP RP

⚔️ Streamlined PvP Experience Designed specifically for the competitive pvp player, this resource pack delivers a distraction-free and highly readable PvP environment. The primary focus is to elevate your combat performance and visual clarity while str

1.1kdownloads
LunvuPvP
1.21.5fabric

LunvuPvP

LunaPvP enhances combat with smooth FPS, clean HUD, and advanced PvP tools — perfect for competitive players.

1.0kdownloads
CobbleSpawnRegions
1.21.1fabric

CobbleSpawnRegions

This mod adds region based custom cobblemon spawning

1.0kdownloads
Mob Chunk Limiter
1.20

Mob Chunk Limiter

A mob limiter per chunks to prevent any spawner to spawn too much mobs or natural spawning

1.0kdownloads
Android MG Optimizer
1.21.1fabric

Android MG Optimizer

"A very excellent mobile phone performance optimization package"

1.0kdownloads
Osmium PvP
1.21.10fabric

Osmium PvP

A high-performance, minimalist PvP overhaul focused on fluid combat, extreme FPS optimization, and competitive utility.

1.0kdownloads
LagShield Ultimate (Anti Lag)
1.21.1neoforge

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.

1.0kdownloads
TERRA [Wild Adventures]
1.21.1neoforge

TERRA [Wild Adventures]

A Minecraft modpack designed for realism and adventure, featuring custom world generation, immersive dungeons, new mobs, weather and catastrophes, along with enhanced sounds and visuals.

1.0kdownloads
XPON Optimize
1.21.11fabric

XPON Optimize

XPON: Enhancing Your Minecraft Experience XPON offers a wide range of Minecraft mods, resource packs, shaders, and modpacks designed to improve performance and visuals. We aim to provide high-quality content for all platforms, including mobile devices.

989downloads
Basic Reach
1.21.10fabric

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.

985downloads
More Passive Mobs
1.21

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.

973downloads
Modded Complete
1.21fabric

Modded Complete

A Minecraft modpack that expands gameplay with new biomes, mobs, technology, magic, structures, and tools, creating deeper exploration, challenges, automation, and creative building possibilities.

964downloads
End Unleashed
1.21.6

End Unleashed

No resource pack required! Discover new dragons, mobs from Minecraft Dungeons, and more! Optimized for SMP & faithful to vanilla mechanics.

950downloads
ecco's BetterMC
1.21.1fabric

ecco's BetterMC

A BetterMC-style pet project with the goal of enhancing the cutting edge of Minecraft release versions.

947downloads
AdventureZ - Fresh Animations
1.19

AdventureZ - Fresh Animations

Fresh Animations-style custom mob animations for AdventureZ. 20 mobs brought to life with smooth CEM walk cycles, weapon-aware attacks, and distinct personalities. OptiFine and EMF compatible.

943downloads
ItemDisplayPlugin
1.21.5

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,

932downloads
The Goofy Gooners MC
1.21.1fabric

The Goofy Gooners MC

An enhancement to the vanilla gameplay with new mobs and biomes, with many new structures to explore and dungeons to loot, all while running smooth with performance mods

930downloads
Quins Craftoria
1.21.1neoforge

Quins Craftoria

A enhanced version of craftoria with sodium and animal mods!

921downloads
PaperTweaks
1.20

PaperTweaks

A better-performance replacement of the popular VanillaTweaks datapacks, in plugin form.

892downloads