Minecraft Java 1.21 Mods
Browse 3,671 free mods for Minecraft Java 1.21 — popular picks include Mr. Thyme's Mega Modpack, (ST) Locator Radar, Slime chunk: Spawn-Proof.
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Mr. Thyme's Mega Modpack
All of my datapacks made cross compatible
(ST) Locator Radar
Converts the locator bar into a mob radar.
Slime chunk: Spawn-Proof
Make slimes in slime chunks spawn-proofable via light!
Sporekin origin
Adds the sporekin origin. Adapted to life in total darkness, they've developed a biological mechanism that allows them to use their poisonous spores both defensively and offensively.
Attrition
A world that answers your progress. 600+ mechanics: bleeding, thirst, curses, diseases, rebuilt bosses and a world that learns from every mob you kill.
Void Cleaner
VoidCleaner automatically and intelligently cleans up dropped items, projectiles, vehicles, and mobs from your server, storing them in a special "void" (storage).
Dragonfight Updated
This datapack is an improvement of the dragon fight. With a new mini-boss and even more.
Anti-Dolphin Plugin
This plugin stops all dolphins from spawning in your world to prevent water running
Anything Glows
Make any item glow using Glowstone Dust, Glow Ink Sacs, or Glow Berries.
Uncharted Paths: Compatibility Layer
This datapack adds Custom Tags to be used for MCA Guards to tell them how much they should care about mobs from other mods, as well as extending Naturalist tags to tell Naturalist about other mobs too!
Enderman Spawns
This is a very customisable plugin where you can easily change the number/percent of enderman that spawn
OlEncounters
Create cinematic, fully configurable world encounters with animated schematics, MythicMobs waves, custom loot, automatic spawning, and safe rollback.
QuietManhunt
Competitive Manhunt plugin for Paper 1.20.1+ Features a ban phase, automatic plains village finder, cross-dimension compass tracking, and headstart countdown.
Revenge of the COWS!
If you kill a cow you die... It's a bit random isnt it...
Client Side Pets
Pets that only you can see, works in both multiplayer and singleplayer. So this mod kinda makes you schizo.
Kill Shrink
Killing a mob will make you smaller in size as well as eating golden apples will increase your player's size
KyuTweaks
"Slight" Tweaks and Additions for vanilla survival.
Trident Killer for Java
Makes trident killers work in Java like Bedrock - thrown tridents no longer despawn when stuck in a block, and kills correctly credit the player with XP and loot drops.
WildlifeRarities
WildlifeRarities is an RPG-focused plugin designed to make hunting and exploration more engaging and rewarding on your server. It is perfect for servers with collectors, progression systems, or economy-based gameplay.
Pillager Knight
Pillager cavalry for 1.21.11 — patrol leaders ride armored horses and charge with iron spears.
Playerless Zombified Piglin Gold Ingots
A simple datapack that makes zombified piglins drop gold ingots even when they are killed without player involvement.
Playerless Blaze Rods
A simple datapack that makes blazes drop blaze rods even when they are killed without player involvement.
The Star Defender
Protect your base from phantoms and ghasts!
Actually Scary Creakings
A small little datapack, made to make creakings legitimately a threat to the player.
Farm AutoClicker
This mod is an easy to use Farm AutoClicker
Mob Rain
It starts raining all items and all mobs, so be careful.
LinkedFate
A Sympathy Thread item binds two creatures or two blocks so harm carries across. Hurt one and its partner takes the same damage. Break a linked block and its twin breaks too. A dust thread marks every bond.
UOPT
Useless Or Overpowered Thingies
DrownedOverhaul
Drowned mobs can now grab and drag players underwater. A dangerous new twist to ocean survival!
Playerless Drops
A simple datapack that makes player-only mob drops available even when mobs are killed without player involvement.
oPvP-Toggle
oPvP-Toggle is a lightweight PvP management plugin that allows players to disable PvP combat for added safety. It also includes mob protection, preventing hostile mobs from targeting or damaging protected players.
TeaTM's Arctic Expansion
This is a relaxed non-combat mod that expands the arctic biomes with mechanics, mobs, items, and decorations.
Suspicious Clock
This datapack is bout one of Eider's yt videos about google translate mobs chnaging theb ehavior of mobs too. The thing i was talking is a clock man form it, becuase it drops a sus clock. Now you craft it with 4 clocks and redstone!
Cobblemon: Furret Supremacy
This Project Is A Cobblemon Datapack That Increases Furret Spawns, Spawn Levels, And Replaces All Sentrets For Furrets.
Kione
Boss-style ability kit for a private SMP: homing skulls, a reflection shield, speed burst, auto-revive, summons and a server-side siege system. Abilities are bound to one account.
P_Ilha
P_Ilhas is a native island system for Paper 1.21.3 servers, designed to provide VOID worlds, private dimensions, native protection, progression, economy, pets, rankings, and production administration in one plugin.