Minecraft Java 1.21 Mods
Browse 111,155 free mods for Minecraft Java 1.21 — popular picks include RallyVote, AsterionChat | Modern All-in-One Chat, WederHomes | Modern GUI Home System.
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RallyVote
Vote rewards, offline queue, daily streaks and server-wide vote parties with an in-game item editor.
AsterionChat | Modern All-in-One Chat
chat
WederHomes | Modern GUI Home System
A modern, GUI-paginated home management plugin with Hex colors and Action Bar countdown.
ScHealthBar
health, aciton, bar,
DelayedRestart
Advanced countdown restart plugin with customizable titles, actionbars, sounds, and tab completion.
AceBasics
AceBasics brings a lightweight, highly efficient suite of essential commands and chat management too
Ely-Sky
The world is the course
DisciplinePlus ➔ Advanced Warn, Mute & Blacklist System | LuckPerms Hook & GUI [SQLite/MySQL]
Complete discipline system with auto-escalation, global mute, LuckPerms job restriction, interactive

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.

xFireball
A lightweight plugin that gives players a custom fireball item with cooldown, RGB colors support, and fully configurable messages. Right-click to launch a fireball!

ConsoleNamer
Customize the console's display name for the /say command — instead of always showing [Server], set any name you want.

Create Parachutes: Parachutes Crafting Recipe
Adds crafting recipes for all 4 parachutes.

Netherite items old craft
With this datapack, crafting Netherite items works just like crafting any other tool

Cheaper Spyglasses
Makes the spyglass use Glass instead of amethyst.

ShopStock
A modern and customizable GUI shop built for survival servers.
SXCMC
SXCore MC - All in one server essentials plugin
VirtualNPC
A free-to-try, customizable, and immersive virtual NPC system.

Alternate Gholdengo Shiny
Alternate shiny form for gholdengo! Allows for a clearer distinction between the base form and shiny without getting rid of important design elements.
SmallText Time / Clock PlaceholderAPI
Adds superscript-styled time, date and datetime placeholders for PlaceholderAPI
Zinfo
admin tool in two layers
LiveVillages - TikTok Live Donor Villages
Paper 1.21.4+
SkarvexAuthentication
A lightweight authentication plugin for the Bukkit/Spigot API including Velocity support!

VanillaExtras
A small simple 32x texturepack, may finish.

Cut Sandstone is Cut Sandstone
Bring back the weird craft where cut sandstone gave... Well, cut sandstone

MultiSafeUtils
Fixes crashes on vanilla commands in Shredded/Multipaper servers
NoMHPlugins Renewed
Disables pre-installed minehut plugins (MinehutCosmetics, MinehutFilter) using /nomh minehutcosmetics/minehutfilter.

Can't hold
This datapack allows you to set up a "No Picking Up Items or Blocks" challenge.
YudxxBridging | Practice paving skills |
Practice the players' road-building skills! Supports PVP switches, block skins, etc

P_Tempo
P_Tempo tracks how long players remain online

BloodlessPhobias
A Minecraft plugin that adds dynamic phobia events to your server. Every 5 in-game days, a random phobia activates, changing how players must navigate the world.

LazyDialect
AI-powered language enforcement, detection, translation, and moderation layer for Minecraft Paper servers.
Animal Hearts
Adding a hearts like an cats, and more animals!

Orb Of Origin Crafting (HARD MODE)
allows you to craft orb of origin, hard difficulty version of this recipe

HexaItems
HexaItems is a Paper 1.21.11 plugin for Minecraft 1.20.x - 1.21.x that lets admins easily ban in-game items through a simple menu. Banned items are automatically removed from players' inventories, with a customizable title message displayed.

ApolloPlayerTransfer
Transfer legacy Lunar Client players during Velocity proxy shutdowns. Velocity plugin that transfers legacy (<1.20.5) Lunar Client players to a fallback proxy on shutdown using Apollo API.

r-merge
Paper plugin for Minecraft 1.21.11 — several players share one inventory, one health bar, one XP bar, one set of effects.