Minecraft Java 1.21 Mods
Browse 22,257 free mods for Minecraft Java 1.21 — popular picks include Silkless Touch (Challenge Version), Custom Cycle Plugin, Cobblemon Ditto HMs.
Step by step: How to install Minecraft Java mods & modpacks
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Silkless Touch (Challenge Version)
Makes almost every block minable without silk touch, turning the game into a challenge.
Custom Cycle Plugin
Customizable day and night cycle plugin with various features.
Cobblemon Ditto HMs
Learn Ditto's (Pokopia inspired) HM abilities yourself - cut, fly, surf, teleport and more, fueled by hunger or XP. A Cobblemon add-on for Fabric + NeoForge.

Wool makes string
Adds the ability to craft wool and carpet into string.
oiken_'s Vein Miner
vein miner for neoforge because the ones I found on modrinth didn't feel good enough.
The real peaceful mode
This datapack makes all creatures non-hostile towards players.
体力值数据包 | Stamina Datapack
让玩家拥有体力值。| Grant players stamina. By Printernet
Addie's T.A.R.D.I.M
This adds the tardis (from doctor who) into minecraft via a datapack and resourcepack
Configurable Villagers
Server-side mod that puts villager trading, restocking and breeding in a config file. No client install needed.
InGameWeb
InGameWeb adds a Chromium-powered in-game web browser overlay to Minecraft Fabric. Open it with Shift + Tab, browse normal websites, use multiple tabs, keep sessions persistent, and control downloads safely without leaving the game.
tweakmoremore
This mod tweaks to (almost) every extent of Minecraft.
Virtual Anvil
A virtual Anvil for your minecraft server which allows players to use an unbreakable anvil with "/anvil, /va" commands.
Happy Ghast Tiers
Are your Happy Ghasts getting you down? Well wipe those tears away with Happy Ghast Tiers! This datapack adds five new tiers of harnesses each providing a small but noticeable speed boost. And as an added bonus we've added Ghast Treats!
Alkatraz Magic
Advanced Magic Plugin
Dynamic Boba
A mod adding versatile boba tea, with several flavors having their own unique effects.
BlockRevive
A LightPaper weight plugin to regenerate any blocks in any region you make.
keepEquipment
A mod that makes Minecraft's death mechanics more forgiving, with plenty of customization.
XPTransactions
The Plugin that adds new ways of using exp
Ghost Vision
Ghost Vision is a defensive Minecraft mod designed to neutralize invisibility abuse in multiplayer gameplay.
F3 Remover
F3 Remover is a simple yet effective Fabric mod designed to restrict the usage of the F3 debug screen.
Prism Perms
Cross‑platform permissions plugin for Bukkit, BungeeCord, and Velocity. Lightweight YAML storage, simple commands, and rich stats tools (groups/users, ungrouped/missing/list, names cache) with pagination and safe output chunking.
Cobblemon Roboto Composter
This simple Cobblemon addon allows you to use Pokémon eggs in a composter!
CraftCommand / CraftD3K
Just /craft, with permissions and configurable messages. Craft via Command. Crafting-Command.
Verbatim
A full featured, open source chat channels mod with a bridge for Discord <-> Minecraft!
Obtainable Light Blocks
Datapack driven craft-able light blocks that can be seen and replaced while in offhand. Single-player and Multiplayer friendly.
Palettable
Adds an in-game color gradient creator, aimed at making building more relaxing and digestible.
PlayerLogin/Register
This is an mc paper 1.21.X plugin that adds login and register in your mc server to keep it safe and not let anyone inpersonate
Helpful Huds
This mod adds a few unique toggleable HUD's to the game including but not limited to: A cardinal direction indicator, Bedrock style stats+cords and hotbar coordinates.
End Phantoms
Simple datapack adding phantoms to the end.
Pivot
A survival-friendly all-in-one display entity editor that allows people to edit display entities ingame, also allows people who dont have the mod to join the server.
Rainbow Wood
Adds tintable wooden blocks which you can color with dyes
Zavarushka Mod
✨Мод для игры в Заварушку! Тут вы получите актуальную информацию о персонажах, картах, механиках игры и многое другое! ✨A mod for playing Zavarushka! Here you will get up-to-date information about the characters, maps, game mechanics and much more!
Creeper Nerf
Stops creepers from breaking blocks and damaging entities, but adds a lot of knockback!
Remap Menu Key
Fixing a years-old bug in MC because mojang couldnt care less about us poor caps:swapescape users :((
iammojogo's Village Info Plus
The ULTIMATE village mechanics tool for 1.12.2! Real-time stats, breeding analysis, golem requirements, 3D visualizations, and full customization.
Difficult Progression
Difficult Progression makes the early game progression considerably slower. Made with MCreator.