Minecraft Java 1.21 Mods
Browse 126,370 free mods for Minecraft Java 1.21 — popular picks include AfkDisconnect, Only Old Boom Damage, JustLevelBorder.
Step by step: How to install Minecraft Java mods & modpacks
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AfkDisconnect
A mod that disconnects you when your going to die when afk. configurable.
Only Old Boom Damage
Respawn anchors, end crystals, and beds don't deal damage (but still break stuff).
JustLevelBorder
For every xp level you get, the worldborder will increase
Velocity Queue
The best free Velocity Queue you`ll find.
AquaDuels
AquaDuels The All in One Duels Plugin
TabWhitelist
Control what commands players can see and use on your minecraft server!
MyHomesX
MyHomesX is an advanced and highly configurable homes plugin for Spigot / Paper servers, designed to provide a smooth, secure, and professional experience for players, staff, and Minecraft networks.
Mailbox Reimagined
📩Mailbox is a lightweight yet powerful Minecraft plugin🚀 that allows players to send and receive mail even when recipients are offline🌟. It features a clean GUI, pagination support and player blocking💎.
Custom Item Model
Now support custom models & animations for items
ConvertIT
Cycle between Zombie Villager and Villager with ease!
SoItsPlushies
A small mod I made for plushies of me and friends!
Project: Better Server
This Plugin adds a lot better funktions to your server, from /kit system to God armor it gives a lot features.
HardcoreZ
Just a Hardcore Plugin Functional for Minecraft
Night Challenge
You burn in sunlight, just like the monsters, good luck!
Multi and Air Jump
Multi-Jump is a lightweight Paper plugin that adds a configurable double jump / multi-air-jump system to your server.
deeleo sound pack (subscribe to deeleo edition)
same as deeleo sound pack but with an added sound for the villager with the subscribe to deeleo jingle inspired by Tyler, The Creator's CALL ME IF YOU GET LOST jingle.
No Smelting Iron
Slow down progression on your server by making iron ingots unobtainable from smelting and crafting.
Village
A Werewolf/Among Us inspired deduction gamemode in Minecraft.
mc's vanilla+
vanilla+ (no changes to vanilla behaviour). Mostly performance and qol client side mods.
Waterfall x Bailey
A custom mod for minecraft java 1.21.1 with the neoforge mod loader to add custom discs inside the Waterfall x Bailey set of servers!
OQOL
Minecraft with optimization and quality of life upgrades. Does not add any new content to the game.
AdvanceLifesteal
The Ultimate Lifesteal Experience
Configurable Shields
Make shields more configurable, add items and modify the vanilla cooldown!
Merlinpit25
This is for the Moshpit 2025 server to feel better allaround.
Fire Title
This resource pack changes the title of the main menu to a fire style title

Lesbian Pride Flag Tooltip (5-Color Turned)
Changes the Minecraft Tooltip to a Lesbian Pride Flag (5-Color Turned) – Part of the Pride Tooltips collection.
LightLevelDisplay
Toggle light level visibility for safer exploration.
vCounter
Plugin for Minecraft Practice servers.
PaperChat
A PaperMC plugin letting server users play Minecraft and have an LLM baked right in!
CivLabs recommended mods
A modpack with the mods recommended by the CivLabs wiki + shaders.
Simple Discord Chat Bridge
Mirror your Minecraft Chat onto your Discord server and Back! Allows for extended customization of text feedback.
Cobblemon: Synergised
This modpack aims to enhance the cobblemon experience using other mods that synergise well with it.
StayAFK
Usefull AFK Tools for farms.

Yellow Tooltip (Frame-only Monochrome)
Changes the Minecraft Tooltip to be Yellow (Frame-only Monochrome) – Part of the Pride Tooltips collection.
VeloChatX
A useful cross-chat and automatic broadcast sending plugin for Velocity
autoRestartRAM
Automatically restart the server when available memory is insufficient. 在可用内存不足时自动重启服务器