Minecraft Java 1.21 Mods
Browse 3,306 free mods for Minecraft Java 1.21 — popular picks include Arch's shrink ray, Pixel Combat, Totem Wars.
Updated daily
Arch's shrink ray
This project adds a shrink ray that makes the player small on use.
Pixel Combat
Pixel Combat is a professional, zero-dependency PvP combat plugin built for competitive Paper 1.21 servers.

Totem Wars
An Public Event / SMP Plugin. It can help in minecraft videos as well
BorderShrink
This plugin adds new commands: /bordershrink start & /bordershrink stop
Stream Control
Stream Control lets your Twitch chat control Minecraft in real time with movement, actions, custom key inputs, and Bits-based mob spawns.
bItemFilter
Keep your inventory clean. Automatically filter which drops you want to pick up and which useless items should stay on the ground.
CS-TFMG Compat
A datapack adding compatibility between The Factory Must Grow, Cold Sweat, and optionally, Create: Cold Sweat

Ground Designator Scope
望远镜可把准心指向的地面坐标同步给绑定指南针和导航台。 Ground-designation scope for bound compasses and navigation tables.
Compressed Chests
Organised and compressed chests
Casting Obsidian
Allows you to right-click obsidian to gather it as long as it's surrounded by sand. The bottom block can be sand or a hopper for a little automation.
Neuro Anticheat
Lightweight and practical anti-cheat plugin for Purpur/Paper 1.21.8.Designed for SMP servers that need a simple, configurable baseline protection without heavy setup.
CrownSleep
A plugin that makes minecraft sleeping much more interesting with buffs, etc.

⚡ Moamaxs Tools Mod
Moamaxs Tools Mod ⚡ Tools & Fullbright
Best login
Lightweight Paper/Bukkit 1.21.11 authentication plugin. Players can't move until logged in, with secure hashed password protection and zero-hassle setup.
SpyHITW-Mod
A client side dependency mod, to render walls of hole in the wall and calculate physics.

Create: CC More Bases
An addon for Create: Cultivation Craft that adds more cultivation base variants.
Pinoy-Sabong
Ultimate Cockfight is a fully automated betting minigame for Paper 1.21.1! Spawn a custom NPC, let players bet on WALA or MERON using Vault economy, and watch custom AI chickens battle to the death beneath a live holographic scoreboard.
CoreLifesteal
A highly optimized, customizable Lifesteal core featuring player heart withdrawal, admin menus, and immersive multiblock revival altars.
Jobsy AutoDiscordLinker
JobsyDiscord is a lightweight Paper 1.21.x plugin that promotes your Discord server by sending automatic clickable chat broadcasts every 30 minutes. Players can click the message to instantly join your Discord, while Bedrock players (via Geyser/Floodgate)

€ (Euro27)
Adds money (€/c), a banking system and more!
Simple VeinMiner Pickaxe
VeinPick is a Paper 1.21.x plugin that adds a special Netherite pickaxe with vein mining and tree felling abilities, allowing players to break entire ore veins or trees in one swing. It includes a /veinpick command or craftable recipe, a 128-block safety l
ParkourNoMods{PNM}
New parkour elements!
World Anchors
Over world teleportation system based on fixed locations.
drill3x3
3x3 multi-purpose drill bit for paper plugs
Magnot
Tired of your magnets messing up your auto-crafts? Well, Magnot! Define walls or areas which block magnets from any mod. Filters coming very soon. :)
Are you Human?
Whenever you do stuff you get asked a question (e.g. Are you human)
HereAlky
A Paper plugin to automate creating potions
DSMP-ESS
Essentials for every server! Click for more Features
Z0nexx Home
Z0nexx Home a very simple and customizable /home plugins
BedSMP plugin
This plugin makes it so when you spawn in the world you get a death bed and if you don’t place it down you’re on hardcore but if you place it down your on survival!
IpApprove
An IP approval gate for offline-mode servers (small/private)
Better Craftable Bells
Adds the ability to craft the bell using any wooden slab!
Bundle Bin
A craftable Bundle that deletes it's contents, great for clearing up junk from your inventory
Light's Changes
Just some basic improvements and changes to minecraft that I found to be useful.
Soul Works Mod
This is a mob spawn utility mod.
Random loot storm stuff
Add a lot of new things and mechanicanicls, also it's ports enderites equipment on 1.21.1 neoforge (unofficially)