Minecraft Java 1.21 Mods
Browse 1,566 free mods for Minecraft Java 1.21 — popular picks include 25% Opacity Totems, Identica: Premium Provider, ServerAutoRestart.
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25% Opacity Totems
25% Opacity totems for pvp and survival worlds
Identica: Premium Provider
Official Identica provider for premium account authentication
ServerAutoRestart
A PlayerCONSOLE module that makes the server automatically start after it stopped / crashed
spvelocity
A plugin that allows you to use velocity as a spigot plugin
Echo Gates: Ancient City Fast Travel
Adds a simple and stylish fast travel system using Ancient City Portal Frames.
Disenchantment Totem
A totem that removes enchantments from player tools, armor and items while in its radius.
Perks - 1.21.5
1.21, Citybuild, Perks, Perk, ServerSystem
Railcity
An ordinary city in the middle of nowhere...
PunisherX-Proxy-Bridge
PunisherX-Velocity-Bridge is a lightweight addon for Velocity networks that synchronizes bans and IP bans from PunisherX (Paper/Folia) via a shared database and instantly disconnects punished players on the proxy.
PaperUpdater
A PlayerCONSOLE expansion that updates the paper / velocity jars to the latest builds
Velobby
Manage Lobby's in your Minecraft Velocity Server
RC Smart
Dynamically create & delete server, with ANY provider, and the magic of RustyConnector
Survival-world chat
This minecraft plugin adds a global minecarft chat!
SorekillRTP
High-performance RTP and respawn routing for large networks.
Horde Chat
A lightweight, zero-fuss chat plugin for Velocity. Horde provides global and local chat with clean, configurable templates, permission-based prefixes, and minimal moving parts.

tnt-bug-measurement
Fix the initial velocity angle of primed TNT. Used to understand bug MC-298743.
Synkai IPFilter
Synkai IPFilter is a Velocity plugin that whitelists both IPs and domains from a config. Non-whitelisted connections and pings are dropped, making the server appear offline instead of sending a kick.
Modern Industrialization - CC: Tweaked - Compat
This mod implements the CC: Tweaked peripheral functions "GetEnergy" and "GetEnergyCapacity" for Modern Industrialization's LV-SV Storage Units.
Lunar Staff
Simple plugin that enables Staff mods for the player using Lunar Client
Vexal Infinite Buckets
An advanced Minecraft plugin that enhances the vanilla bucket experience by introducing infinite and multi-capacity fluid storage. Players can toggle between infinite mode or store multiple buckets of the same fluid type.
SendToServer
A paper plugin to use command blocks to send players to different servers via Velocity.
Lunaria RP
CIT Resource pack Lunaria City
VeloFallback
Routes first-time joins to an auth lobby and forces kicked/disconnected players to a configurable fallback lobby instead of returning to the auth server.
VelocityWebConsole
Run and view your Velocity proxy console from anywhere via web browser. No external web server needed.
EndroCity Client
Client Sided Collaboration Tool for Teammates, Sync Journey Maps, Ping Locations and Share Screenshots Effortlessly
BuildContest
BuildContest plugin automatically creates Minecraft sub-servers using Docker and transfers players to their respective contest servers.
VoxaAegis
VoxaAegis is an anti-bot project.
ExoHub
Simple Hub/Lobby plugin for velocity servers.
CraftersBan
A comprehensive punishment plugin for Minecraft servers
VelocityAutoBackup
VelocityAutoBackup is a Velocity proxy plugin that automates complete server backups to Google Drive.
Smart City Lights
A brilliant mod for builders — lamps that turn themselves on and off, imitating the daily rhythm of a lived-in apartment.
PrimeBan
This is a simple ban plugin
TownyRaids
Full-featured raids between Towny towns: preparation, battle, tribute and a complete admin toolbox.
GolbNametags
GolbNametags is a lightweight client-side mod that restores rendering of your own nametag in third-person view and improves overall nametag visibility by removing background opacity
RemoveEndCity
The datapack for deleting End City. Now they won't spawn at all.
VeloAuth System
VeloAuth System - The main plugin for server authorization. Paper 1.21+ and Velocity 3.3.0+