Minecraft Java 1.21 Mods
Browse 21,865 free mods for Minecraft Java 1.21 — popular picks include Rebalanced Piglin Bartering [PurpurPack], Backported Minecarts, CobbleTCG.
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Rebalanced Piglin Bartering [PurpurPack]
Rebalances Piglin Bartering Pools
Backported Minecarts
Backports 1.21.2 minecart mechanics
CobbleTCG
A trading card collection mod for Cobblemon inspired by classic Pokémon TCG collections.

Progressive Archery
A vanilla-style mod that reworks and expands on archery & projectiles, as well as some quality-of-life improvements.
Better Iron Recycling
Recycle iron items into iron blocks, ingots and nuggets
Reroll-Trades
Reroll villager trades with a button or keybind (R). Free rerolls —
Codex | RPG Discoveries [1.16.5-26.2]
A journal mechanic full of discoveries players need to unlock to access server lore.
Moar TNT
Moar TNT adds loads of new creative, crazy, dangerous new TNT to the game. Blow up your friends, mine for diamonds, or flip mobs upside down. So much TNT, with so much potential for fun!
PVP Trainer
Visualize hotbar keybinds and useful tools for learning PVP.

MapMipMapMod
When maps in-game are rendered far away from the player, they cause artifacts. These artifacts happen because mipmaps for dynamic textures are disabled by default in Minecraft. This mod aims to solve this niche problem.
LeadRecipeBackport
Backports the new lead recipe from Minecraft 1.21.6
Actions
The Actions mod allows you to automate tasks in Minecraft.
ValhallaMMO
Specifically designed to counter the 2-week gameplay cycle. Keep players active for longer! (Also known from The Realm SMP!)
Ocean's Delight (Polymer Port)
Polymer Port of Ocean's Delight

Dimensional Sable
Dimensional Sable is an modding api and modpack tool that allows for Sable physics objects to be teleported across dimensions. Supports Create Aeronautics!
Trees Make Sound (Presence Not Required)
Not a chunk-loader! Simulates the result of certain things when players return to them (e.g. furnaces smelting, crops growing, campfires cooking, etc.). Trees make sound when you're not around.
Hurricane
A fabric port of GeyserMC's Hurricane plugin. (before: Camotoys GeyserHacks plugin). Fixes Geyser players getting stuck in bamboo & dripstone, as well as allowing them to ride pigs/striders in a "hacky" way
201 Trainers [Cobblemon]
This datapack introduces Trainer NPCs that roam the world, offering players the chance to challenge them in battle and earn exciting rewards!
PVP essentials Refined
A high-performance PvP HUD mod for Fabric 1.21.11 with crystal & anchor optimizations, built-in armor HUD, FPS display, and multiple configurable in combat syastem
Create: Unlimited Logistics
Adds dedicated item vault support to Create's logistics
Piglins Guard Everything
Piglins guard everything. You better be ready to fight them off.

Spice of Overhaul
Minecraft isn't difficult enough for you? This mod changes food related stuff and food system at all.
MaceOptimiser
This mod helps for fix ghost hit on servers
Chest Stealer
A mod that allows you to quickly and automatically loot items from a chest when you open it.
Trickster
Learn magic and create spells from scratch. The only limit is your creativity!
KiCK's Wither Shrines
Adds Wither shrines across the Nether to make the Wither fight much more epic.
Mine Glass Without Silk Touch
Mine glass with your hand or any tool! - You don't need silk touch
Uniful
Unify Materials together!
Arky's Aesthetics
This is vanilla style mod that adds some of vanilla style features and upgrades vanilla mechanics

Bundle Craft
Datapack adding the crafting of pouches cut from the game
Alex's Exotic Food
Add a spicy kick to your meals, brew refreshing beverages, or bake sweet treats. All textures are pixelated by myself :)
First Aid New
A port of First Aid with more realistic mechanism
Lifesteal Plugin
A fully customizable, production-grade Minecraft plugin that implements a complete lifesteal system with hearts, bans, revives, MySQL support, advanced crafting recipes, and full admin control — designed for scalable SMP servers.
Name Tag (Craft & Drops)
Adds a crafting recipe + name tags drop from entities when killed
Items Timer
The mod displays a timer until the item disappears
Robert's Game Tweaks
This is a mod that adjusts vanilla game mechanics.