Minecraft Java 1.21 Mods
Browse 181 free mods for Minecraft Java 1.21 — popular picks include Fully Stressed Out!, Bedrock Restrictor, NamVelocityBlockVersion.
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Fully Stressed Out!
Display your server's memory performance where the clients need to see
Bedrock Restrictor
Velocity Bedrock Whitelist for servers
NamVelocityBlockVersion
A lightweight Velocity proxy plugin to block specific Minecraft versions per backend server. Supports custom commands and ajQueue integration.
SlashServer Reloaded
A high-performance Velocity proxy plugin that allows players to seamlessly navigate your network using custom commands.
LobbyLimbo Manager
Lobby and limbo manager for BungeeCord and Velocity with smart fallback, queue system, and automatic player routing across servers.
ApoTags
ApoTags is an optimized Minecraft plugin for Paper and Velocity networks. It manages custom tags and visual prefixes, streamlining rank organization and enhancing player identity across your entire server.
DistributedDimensions
A Minecraft plugin system that splits a world across one Paper server per dimension, coordinated by a Velocity proxy.
SpawnerCleaner
SpawnerCleaner is a high-performance utility plugin designed to prevent abuse of spawner mechanics and keep the server economy balanced, particularly on SMP and Towny servers.
AutoProxyUpdater
Automatically updates your Velocity Proxy to the latest build for your version

SomeNotify
SomeNotify is a Velocity plugin for sending message to all players connected through the proxy.
NextAnnouncers
A quick and optimized repeatable broadcast(announcers) to help server owner that has multiple server and doesn't want to change each backend broadcast everytime.
vSLS
Server creation and managment system for minigame networks
Block Destroy Entity Drop
Makes broken block item drops spawn at the block center and fall straight down instead of flying away with random velocity.
Happy City Juice
Random pack based around Building cities.
Queue Plugin
An Queue Plugin for Velocity, easy to set up!
RexTokenX
A high performance token plugin.
FluxySpawn
A lightweight spawn plugin designed for performance and simplicity. Easy to set up, optimized for modern servers, and packed with essential spawn features.
Cyemer Client (26.1.2, 1.21.1) – Free Ghost Client for PvP
Cyemer Client is a clean, fast Minecraft client built for players who want more without the bloat. It focuses on performance, safety, simplicity, customization, and user support, while continuously updating and improving. Features: Actually Fast: Heavily optimized with no FPS drops or stuttering, allowing you to fully focus on gameplay. Your Way: Offers tons of […]
Pulse Remake Client Mod (1.21.11) – The Giant Returns
Pulse Remake Client Mod is a very powerful PvP ghost client. Compared to other popular clients, it stands out with its “feature-rich” design and its ability to support both combat and utilities like base finding, ESP, and spoofing. Features: Crystal PvP: Auto Crystal, Anchor, Auto Totem Optimized Combat: Aim Assist, Trigger Bot, Velocity, Auto Pot […]
Simply Optimized Modpack (1.21.11, 1.20.1) – Better Than Fabulously Optimized
Simply Optimized Modpack aims to provide a base of the best optimization mods available, configured for the maximum performance achievable. SO is built with maintainability and simplicity in mind. This means that little to no quality-of-life or visual enhancements are included in the pack by default – you are expected to add any non-optimization mods […]
AntiCrasher
Fixes Bundle crash, tab complete crash, book dupe and more
VelocityPlayerListQuery
A Velocity plugin that shows current players in the server list.
Small Town
Explore a vibrant world, engineer colossal Create factories, build functional airships and rockets, and shape a beautiful home—surrounded by richer wildlife, food, structures, sound, and atmosphere.
Velodicord
A velocity-specific discord sync plugin that incorporates all of the features considered necessary for a proxy server.
VelocityVersionBouncer
This is a plugin for the Velocity proxy, built for version 3.4.0. It enables automatic redirection upon client connection, routing users to the server that matches their game version.
DiamondFire Modpack
A must have modpack for mcdiamondfire.com (with ease and simplicity)
Obriy Hub
A simple Velocity plugin that adds the /hub, /lobby, and /h commands. All commands are fully customizable via configuration.
ChatSessionBlocker
Intercept ChatSessionUpdate packets coming from the client
aero-create
The Create Mod is a thing for Minecraft that's all about building machines and making things work automatically. It has things like gears and belts and machines that use power, which is different from using electricity. You can build complicated factories
PumpkinMsg
A high-performance, single-JAR messaging system for Velocity and Paper featuring advanced spy tools, RGB styling, and seamless PlaceholderAPI integration.
Velocity Optimized Pack
A Ultimate Performance & Render Optimization Modpack for Minecraft 1.21.1 [Fabric]
WebBridge | Supporting Spigot (1.12.2 - 1.21.x), BungeeCord & Velocity
A Secure, High-Performance Bridge Between Your Web and Minecraft Server
[TACZ] Clans Systeme
Clans System adds a complete clan and city conquest system to Minecraft. Create clans, capture cities, fight monster hordes, earn passive income, and dominate the server in PvP or survival gameplay.
easycloud - simplicity meets performance
A simple minecraft cloudsystem.
Cobblemon Delta Modpack (1.21.1, 1.20.1) – Multiplayer Pokemon Server
Cobblemon Delta Modpack packs in performance fixes and helpful tools to make your Pokémon world run smoothly on older computers. This pack includes a built-in multiplayer server filled with custom dungeons, massive battle stadiums, and player towns. You can catch rare Paradox Pokémon in hidden caves, breed your creatures at the daycare, and fight in […]
Amber Client Mod (1.21.10, 1.21.4) – Fullbright, Xray
Amber Client Mod is a Minecraft client focused on a clean design, performance, and essential utility modules. Features: Modules Combat AimAssist AutoClicker AutoPotion Hitbox KillAura Velocity Minigames MurdererFinder Miscellaneous ActiveMods DiscordRPC Transparency Movement AutoClutch NoFall SafeWalk Player AntiHunger FakeLag FastBreak FastPlace Render EntityESP Fullbright NoHurtCam Trajectory Xray World GhostHand MacroRecorder How to use: Press R-SHIFT […]