Minecraft Java 1.21 Mods
Browse 1,044 free mods for Minecraft Java 1.21 — popular picks include Productive Animals, Create To The Extreme, Farms.
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Productive Animals
a productive mod about using different variants of production animals to create ingots, materials, and much more!
Create To The Extreme
A multiplayer modpack focused on the Create Mod, enabling collaborative and competitive engineering with complex machines and automated factories.
Farms
Increase crops growing speed, autocollect crops. Collect drops near the minion and more
Manual Car
A simple car with manual transmission
Animal Pen
Who doesn't love making entities simple to collect?
PlayerBatch
PlayerBatch is a Minecraft mod by W4Whiskers that depends on Carpet and allows you to summon multiple bot players at once. It supports up to 256 bots by default, with the limit configurable in the config files.
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.
Ultra Chunk Collector
⚡ The Ultimate Chunk Hopper - Instant Item Collection & Stacker Friendly! ⚡
Extreme Monsters
Feel extreme in Minecraft

PaperTweaks
A better-performance replacement of the popular VanillaTweaks datapacks, in plugin form.
Rats: Reborn
A relaxed reimagining of the Rats mod, focused on building a cozy rat settlement and automating your base with cute companion rats.
Infested Netherrack & End Stone
INFESTED Netherrack & End Stone to End and Nether Dimensions with Spawn Mob System (Endermite and Blaze) (infected)
Scaling Difficulty
Scale mob statistics based on time/distance traveled in the world. Port from Globox's RpgDifficulty
Mobs and villager
Pick up and carry friendly mobs, animals, villagers and selected neutral creatures using their real models — no spawn eggs required.
NeoGuanNiao
Neo Guan Niao adds a living bird ecosystem to Minecraft, featuring realistic behaviors, individual bird traits, breeding, nests, bird guides, and immersive wildlife interactions.
Care For Them
Bring Xoonglins to your world! Build homes, meet their needs, and watch their civilization grow. Fully customizable and perfect for modpacks!
Ben's Monster Energy Mod
All the Monster Energy you could ever want... and Beer too for some reason.
Upgradeable Iron Golems
Craft upgrades for iron golems to unlock new abilities or just improve their stats.
CrashPanel | CrashCore
The ultimate No-Code engine. Elevate your server with hot-reload, node-based event scripting, plus full model and particle editors in one intuitive interface.
Veil of Vines
A nature and magic mod that adds dozens of unique vine species. Harvest flowers to craft potpourri that repels hostile mobs, and adorn your builds with new decorative blocks. Explore, build, and survive with the power of plants!
Minefinity (Legacy)
This Mod is Outdated. A brand new version will come out soon!
create-gl4es-stencil-fix
Fixes Create mod crash on mobile (GL4ES/Krypton) create模组的手机端修复
Monster Energy Can Potions
Replaces potions with Monster cans.
Cobblemon Altered Realms
Cobblemon: Altered Realms expands the Cobblemon experience with Fakémon and beyond, bringing new creatures, worlds, and adventures to discover.
catch and tame
"Tame, capture, and carry literally ANY monster in Minecraft with the powerful new Tame Balls! Breed dynamic Mutants, build a Pet Hospital, and play fetch with exclusive custom dogs like Huskies, Golden Retrievers, and Boston Terriers!"

Monster Spawner Upgrades
With this Datapack, you can craft different upgrades to apply to monster spawners.
Paper Fight Bot
The most advanced combat bot for Paper Servers.
Galaxia's mod folder
Galaxia's epic mod folder for Crystal PvP
Vanilla Copper Plus
A mod that adds some new copper usages that feel vanilla
Create: Rackets
Slap mobs with manufactured rackets!
Lancelot - Adventures of Tellus
Offering beautiful terrain and content beyond Minecraft's traditional end-game in more ways than one, the Lancelot's main aim is to provide you a tonne of fun! New content for all 3 dimensions, automation and magic, as well as challenging new mobs!
Happy Ghast Speed Boost
This mod adds the ability to speed up your Happy Ghast by feeding it kibble. The kibble is crafted from rotten flesh, sugar, and a snowball.
BattleRoyalePlugin
A fully automated Battle Royale plugin featuring dynamic teams, shrinking borders, and a built-in economy. Includes automatic world resets and multi-language support for a seamless competitive experience.
MobPVP // CANCELLED
MobPVP transforms your Minecraft survival experience by assigning levels to every living creature in the game. Based on these levels, mobs gain different abilities, attributes, and loot chances, creating a more challenging and rewarding combat system.
Omni-Archive
The content is based on Ben 10 Omniverse,The Cartoon Network Series.
Lag Detective
Lag Detective is a lightweight diagnostics mod that helps answer where the lag is coming from.