Minecraft Java 1.21 Mods
Browse 126,829 free mods for Minecraft Java 1.21 — popular picks include Craftable Uncraftable Items/Blocks (CUIB), Demiboy Pride Flag Tooltip (Frame-only 7-Color Turned), VerseCore.
Step by step: How to install Minecraft Java mods & modpacks
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Craftable Uncraftable Items/Blocks (CUIB)
In this Datapack, you can craft items that are usually uncraftable. The current items/blocks are; Saplings, Mushrooms, Fungi, Dragon Head, Dragon Egg, Netherite Upgrade, Stone Ores, Deepslate Ores, Nether Ores, and a Trident, More coming soon!

Demiboy Pride Flag Tooltip (Frame-only 7-Color Turned)
Changes the Minecraft Tooltip to a Demiboy Pride Flag (Frame-only 7-Color Turned) – Part of the Pride Tooltips collection.
VerseCore
An enterprise-grade, high-performance All-in-One server core optimized for Paper and Folia, unifying economy, crystal PvP, secure trading, and client-side waypoints asynchronously.
MODNOXs Bad piggies Music-Discs
Changes the Music Discs otherside, 13 and 5 to play bad piggies music.
McMMOParties
A refined and unique mcmmo party experience with bunch of additional features to explore.
Day & Night Control
This mod adds two simple but powerful blocks that let you control the time of day in your world.
Fast Roots
Remodels Mangrove Roots for better performance.
GeoCoinFlip
This is a Minecraft COINFLIP plugin !
Glow Pikmin Allays
This is a resource pack that turns allays into Glow Pikmin from Pikmin 4. This pack is (obviously) not affiliated with Nintendo in any way. Requires Optifine to function.
Goat horn instrument detector
Goat-Horn-Instrument-Detector is a Minecraft Paper server plugin (version 1.21.3+) written entirely in Java that detects when players use specific goat horn instruments and triggers configurable commands in response. The plugin targets specific goat horns
SmiteMod
strikes a player with lightning + custom sound
BetterChat ✅ Advanced Chat System ⭐Automatic Translation ✅ +100 Available Languages
The only chat plugin you will need...and the best btw
Christmas Chests by Ennismore
Reverts chests to the Christmas versions permanently.
DuckBlockedImmersive
An immersive world-blocking plugin that disables the Nether and End with stylish SmallCaps titles, sound effects, and full config support.
UltimateScheduler
The easiest way to manage your events and create schedule
kxdrty_cyan_gui
Clean cyan GUI pack with dark styled highlights for Minecraft.
Dreams speedrunner swap Chinese version
Chinese Version of Dreams Speedrunner Swap plugin

Scute Force
Craft mount armor with scutes!
ZorroAbility
This is a plugin that adds a few abilities to Minecraft completely Server side !
Rebalancing of keepInventory
This data pack adds an experience penalty for keepInventory.

Dragon Egg Keep-Away (DEKA)
Dragon Egg Keep-Away for 1.21.1
PearResourceWorld
Resource world plugin with autoreset and bult-in random teleport
Z0nexx Tpa
a very simple /tpa plugin and very easy to config
GameMasterMC
An agentic AI GameMaster for PaperMC with full server control. Connect any OpenAI-compatible model, local or hosted, and let it inspect, control, build, debug, and run your world. Even tiny models under 5B params work surprisingly well.rams work very well
FoliaGram
Connect your Folia server straight to your pocket.
Real World Time Mod
This mod makes the time in minecraft the same as in real life.
Mobgift
MobGift adds special mob drops, rare rewards, and surprise loot for your Minecraft server.
SuperMJ767 Into Pig (Without Sounds)
SuperMJ767 The Epic Youtuber Into A Pig But No Sounds
G-rise
Master the Mace! A fast-paced vertical parkour where Wardens are your stepping stones.
Fteleport
Simple and immersive book-based teleport system for Minecraft servers.
LF-Elevators
Modern Elevator System
Yrmog's/z8md's TimeFixer mod
changes time makes it 10000. Clears weather makes it clear.
Leaf Breaker
LeafBreaker is a lightweight and efficient Paper / Spigot plugin that instantly removes decaying lea
AnnouncementGUI
Create, schedule, and sync announcements from an in-game GUI.
Riptider
This mod is actually for my server Riptider, it's work in singleplayer. It's server and client mod! If you want play on this server, send me messange in discord. My discord username is energi22!
SponsorVouch
SponsorVouch is a trust-based progression plugin for Purpur/Paper that uses sponsor-ward relationships, social status tiers, and mirrored accountability to control access and strengthen your server community.