Minecraft Java 1.21 Mods
Browse 2,240 free mods for Minecraft Java 1.21 — popular picks include Hotter Mania, Green Elephant Cave Additions, UnlimitedEnchantPlus.
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Hotter Mania
Mod updates savannas, deserts and badlands
Green Elephant Cave Additions
Adds Green Elephant sounds to caves
UnlimitedEnchantPlus
UnboundEnchants is a Paper 1.21.x plugin that removes vanilla enchantment limits, allowing players with permission to apply unsafe and overpowered enchantments like Sharpness 100 or Knockback 10 on any item. It includes a simple /unboundenchants:unenchant
Hot Redstone Wires
Wires get hot! Makes redstone dust and blocks painful to step on.
Toxin Accumulation│毒素堆積
Bogged's arrows now inflict a more deadly poison.│現在沼骸射出的箭矢會造成更致命的劇毒。
Rage twist
A simple datapack that adds a ragebar that can be increased by attacking mobs and that makes your attack damage increase.
GlyphVM
A minecraft mod similar to hex casting and Trickster . Magic programming with elements of engineer programming and a stack. (In development)

Size changing potions
A pretty simple but effective mod that adds size changing potions, which does NOT use pekhui! Try not to make yourself too big or... *windows error noise*
Level = Border (Server)
A plugin where the player’s movement radius is directly tied to their level.
MobHat
Ever felt like your head was missing something? MobHat is a fun and lightweight plugin that lets you wear almost any creature in Minecraft as a hat!
Hungry Tools
Allows tools eat items/blocks

Inventory Shuffle
Adds group-based per-player inventory shuffling with customizable options. Works on both integrated/LAN and dedicated servers, not required on clients.
Void Warden - Soul Harbinger
Void Warden adds a single, handcrafted weapon the Soul Harbinger — a void-infused mace with a unique two-stage combat mechanic that rewards aggressive, aerial playstyle
Minecraft's Scariest Mod
This mod adds harmless jump scares to everyone in your game just to troll
PowersPlagin
the best plugin that allows you to choose a class
NoBreakingProjectiles
Prevents projectiles from breaking blocks
The Ultimate Mace
Its mod add a new enchant for Mace
Maximum Difficulty
A mod that increases the difficulty of Minecraft to its maximum, reaching 32-bit integer limits.
Infinity Stones - Eye of Ender recipe
A new Eye of Ender recipe that has one item from every new biome/structure to encourage exploration (crafts all 12 at once)
/sitPl
SitPL lets players sit anywhere on the server with a simple /sitpl command using an invisible ArmorStand.
Mounts Is Bugs
Removes the mid-air mining speed penalty while on a mount
Craft & Gone: Single-Use Crafting Tables
Makes crafting tables break into thin air when you craft one item, AKA single use crafting tables.
InfiniteLavaBucket
Unlimited lava placement with an infinite lava bucket.
Chickenfix
A really hacky workaround for chickens suffocating when growing in a 1x1 space, designed for my fox-based chicken farm (temporary fix for MC-9568)
Sex Mex Music Discs (Datapack)
A datapack that aids in changing all music discs to be songs by the San Antonio Synth-Punk band Sex Mex.
Create: Lactose Intolerance
This is a simple mod I made that adds an exaggerated way of experiencing lactose intolerance :) using the create mod to create the different types of milk in the mod
how low can you go
Rewards you for going deeper in the world with increase spawn rate of ore except diamonds
Owleaf Playback | Plugin
It allows you to play videos, images and gifs.
Sweet Apocalypse Biome
Dive into a world transformed by confectionery chaos with the Sweet Apocalypse Biome mod!

Pumpkin Madness
One new biome, "Pumpkin Grove", which contains secrets, but what are they? So figure this out, I won't give you any hints, but this biome will make you come back again! )
ItemSwap
Swap between main hand and off-hand when you sneak.
Simple Jetpack
This datapack adds a simple jetpack
Falling Plugin
A Plugin that lets you trip if you take fall damage chance 50/50
StageFX
Working Moving Heads for your Light Show!
NametagToolkit
A few options to customize and control name tags.
Breathtaking Aconitum
This mod adds aconite and its unique mechanics, food, and toxins