Minecraft Java 1.21 Mods
Browse 1,432 free mods for Minecraft Java 1.21 — popular picks include Shizophrenia, Unga Bunga, Spider Bow.
Updated daily
Shizophrenia
Makes you question everything.
Unga Bunga
A new oonga ore, that can be smelted into oonga ingots. A new oonga pickaxe, that can be crafted from oonga ingots. A new underground biome and a new mob.

Spider Bow
This project adds a Spider Bow to the combat area of vanilla Minecraft in which being shot by this arrow cobwebs the victim and makes them stuck.
⚡EvilMobs - Create your custom bosses
Multifunctional Bosses with simple configuration
MySilkSpawners
Take your spawners wherever you want. Enchant your pickaxe, mine any spawner without destroying it, and rebuild it somewhere else, with cost and drop chance fully tailored to your needs.
DNDLN's Craftable Cobweb
This mod/datapack adds a simple vegan-friendly craft for cobwebs using 5 strings arranged in a cross pattern on a crafting table.
Lafiński tuffiński (lafless)
Adds lafless the youtuber to the game!!!
NaturalMobs
deletes monsters and makes mobs more natural
Pesky Vexes
Datapack that makes vexes not die after 5 min when named preserve
Computer Guy's Mod
Computers, Rats, Mice and more!
Mutated
A mod that adds a total of 7 new mobs that are the results of 2 fused vanilla mobs
Weird_Update
This mod is Intense and weird...
ALTERNATE
Adds a new alternate dimension with a cheap twist

The World Of Bob
A silly mod themed around a new mod named bob, that adds bob versions of Minecraft mobs and even a bob dimension!
TougherThanLlamas
The modern reincarnation of the hardest mod ever created for Minecraft
Foxxy's Floating Mobs
Naming a mob "Dinnerbone" makes them defy the laws of physics and float
Creaking (HARDMODE)
It Makes The Creaking Extremely Powerful (he also floats in there).
Aether Smithing
Progression-based smithing for the Aether mod.

randomitems-mod
Adds /randomitems, /randommobs, /randomweapon, /randomarmor, /randomtool and /randomquest commands that periodically give random items, spawn random mobs, swap your gear, or assign 5-minute random quests with a boss bar and personal sidebar.
Living Blocks
This mod brings blocks to life!
Floreláis
Created in 1 week for my high school art class. It is a very basic mod adding 6 flowers and a boss. Similar feel as old 1.7.10 mods.
Creepers Spawn On You Every 10 Seconds
Causes creepers to spawn on all players every ten seconds

summoners
command only mobs are now not with this mod
MonsterScaler
MonsterScaler adds dynamic difficulty to your server! Monsters level up based on time/distance, gaining boosted stats, enchanted gear, unique debuffs, and triggering server-wide events like Blood Moons and Invasions.
Random Stuff (W.I.P)
this mod adds a lot of random stuff
SyEnhancedMonster
A Paper/Purpur plugin for enhancing monster difficulty on Minecraft 1.21.x servers.
Frog Corruption
makes minecraft really hard (might make it impossible)
Summon-Shaped Recipes
Craft the spawn eggs of the iron golem, snow golem, copper golem, and wither.
Cataclysm Smithing
Progression-based smithing for the L_Ender's Cataclysm mod.
Monster Rework Resource Pack
Resource pack for Monster Rework datapack.
Cobblemon: Growing Friends
Unofficial Cobblemon add on mod that lets you plant certain Pokémon as crops
Chariz's Mayhem
A Minecraft Mod That Aims To Add Fun Things Into Minecraft, Such As New Mobs, Bosses, Weapons, Tools, Armor etc. Created By The Maniac Himself, DarkChariz
TESTIFICATE Villagers
Brings back Minecraft Old Beta's TESTIFICATE Villagers, recreated by DandiMC.
simulator infection epidemic crisis
apocalyptic zombie infection simulator that transforms servers into a pandemic survival experience. Features progressive infection spread, contaminated players, quarantined villages, multiple zombie variants, vaccine crafting, and crisis events.
Markolino-Chaos
a fun plugin for Paper that spawns "Markolino" a bot that wants to kill you!
EvilSMP
The datapack that was used to run the server "EvilSMP season 2". Created fully by me and the TGM team.