Minecraft Java 1.21 Mods
Browse 2,270 free mods for Minecraft Java 1.21 — popular picks include Vlast Connect, Craftable Light Blocks, Cursed Techniques.
Updated daily
Vlast Connect
The mod adds better settings for the “Vlast” server, auto-adding servers, auto-downloading resource packs, Litematica support, backpack functionality improvements, and much more.
Craftable Light Blocks
Vanilla friendly light block crafting recipes, available as a mod / datapack format.
Cursed Techniques
Adds techniques, abilties, and items from Jujutsu Kaisen. Battle with players or use your techniques PvE!

Sandblast
Make glass in a blast furnace!

StackablePotions (Port)
Port of Cursed1nferno's StackablePotions for 1.21+
Everything Pickaxe
A joke mod that adds random junk that I can think of
Custom Light
You can customize the light level of all blocks.
FlexiblePortals
Let's you do more things with portals!
No More Drop
Any block mined in the game will not drop an item!

Villager Reputation Tweaks (Global Trades)
Gives several options for tweaking how villager reputations are managed for players on servers.
TESTIFICATE (TBS) HORROR
something with villagers seems a bit off...
Return By Death from Re: Zero
Return by death from Re: Zero with sound effects, it is op but it is meant to be mainly for me and friends. It automatically enables keep inventory, instant respawn and no death messages.
MieHex
An addon fo HexCasting,add some useful patterns and iotas.
Baseball Bat
Send any entity flying away.
Crystal Town Mod
A mod that adds a slightly elaborate universe! A couple of dimensions, lots of interesting mobs, progression, magic wands and toxic weapons!
Pickaxes+
a collection of cursed, enchanted, and hella beefed-up pickaxes designed to make your survival world weep and your friends ask 'what the hell is that.'
F3 Remover
F3 Remover is a simple yet effective Fabric mod designed to restrict the usage of the F3 debug screen.
Creeper Nerf
Stops creepers from breaking blocks and damaging entities, but adds a lot of knockback!
Difficult Progression
Difficult Progression makes the early game progression considerably slower. Made with MCreator.
体力值数据包 | Stamina Datapack
让玩家拥有体力值。| Grant players stamina. By Printernet
Silkless Touch (Challenge Version)
Makes almost every block minable without silk touch, turning the game into a challenge.
Enchantment Splitter
Let's players split Enchantments off of a Book with Multiple Enchantments to another book!
QuickPOT / PVP Potion
PvP/combat potion switching made easy with a fast radial menu, supporting drinkable, splash, and lingering potions with 8 customizable slots.
Give With Hand
mod that lets players hand items directly to each other in a safer and more intentional way.
Random Item Generator
The Random generator plugin adds a fun twist to your Minecraft server by randomly giving items to selected players. You can control how, when, and what items drop-perfect for events, challenges, or just some extra chaos.
Event Horizon: Chaos Mod
Event Horizon is a mod that triggers a completely random event every 60 seconds, altering gameplay - from harmless visual effects to global catastrophes!
MilkMe
Ever wanted to milk your best friend in game? Now you can!
Spawner wrath
🗸 If you break the spawner, there will be consequences! Namely, 3 mobs will appear
BackPackSSS
Custom tiered backpacks with progression crafting, upgrade system and persistent storage — designed for survival servers.

oSzoukaua's: Leaf Litter
A little datapack that makes decaying leaves drop leaf litter or petals on the ground!
Danger Alert
Alerts you if theres any danger beneath you!
Better Entity Control
Take full control over mob and projectile attributes — modify health, damage, speed, armor, knockback, scale for mobs, and damage, speed, gravity, knockback for projectiles, with commands in Russian and English.
Stone Drops OP Items
Breaking Stone or Deepslate Drops Op Items.
Multiplayer Isolation
Hides all relevant information about other online players except for in-game entities.
Ask Merl!
This is a simple parody datapack of the "I don't know" Minecraft.net support AI, Merl. (NOT connected to the real AI!)
Stuck - a backrooms mod
Get lost in the Backrooms. Yellow hallways, battery flashlight, exploration map, and a hidden Async Research terminal. Inspired by Kane Pixels.