Minecraft Java 1.21 Mods
Browse 759 free mods for Minecraft Java 1.21 — popular picks include Creator Tools, Aura Effects, CrossTPA.
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Creator Tools
Add creative camera controls, walk mode and weather toggles for cinematic gameplay and creative recording.
Aura Effects
A lot of cool aura particle effects to make you look cool!
CrossTPA
CrossTPA is a high-performance, cross-platform teleportation suite that seamlessly bridges the gap between Java and Bedrock players with interactive GUIs and robust economy integration.
FPSWizard
A simple setup wizard that guides players through Minecraft settings that can improve FPS and performance.

hShop
A very customisable and weirdly easy to use Shop plugin.
BasedUtils
A advanced toolset of easy-to-use implementations for every plugin developer
CarLib
A modular Minecraft library built for vehicles, gameplay systems, and scalable custom development.
SkVoid
SkVoid is a lightweight Skript addon focused on advanced session management. It allows developers to easily track, manage, and reward player activity through real-time session data and custom playtime statistics.
FXItems
WARNING: Coding Involved | Framework for adding custom Items, Events, Commands and Foods
Soul Fragments
PVP based plugin for smps based on buffing armor with different abilities using soulfragments dropped when killing players
Silver's Ray Cast Library | RCL
Yet another Ray Cast library! with even more functions?
InstaKeystrokes
A clean and customizable keystrokes HUD mod for Fabric 1.21.4 with draggable UI, color customization, and a modern design.
PlayerMapX
You can see your own server maps and players and their inventory, Rebranded from SNKAWatchMap
Modmc
A highly optimized, zero-dependency, and incredibly accurate anti-cheat built natively on PacketEvents. Catch modern hackers instantly across versions 1.8 to 1.21.3 without punishing legitimate players.
Simply Better Core
Simply Better Suite is a complete collection of Minecraft Fabric 1.21.1 mods inspired by the legendary EssentialsX plugin. This is simply better core. Required for all SBS mods to work.
mannequin controlls
mannequin controlls allows you to move/pose mannequin easily and can be used as a mini library for a variety fo projects.
AggStack
AggStack allows you to store multiple items with the same ID but different NBT data (durability, enchantments, etc.) in a single inventory slot, with an expandable panel to view and manage all sub-items.

Real Temp
A realistic client-side temperature survival mod with dynamic biomes, weather, altitude, armor insulation, and seasons. Survive freezing winters, scorching summers, and extreme climates with immersive environmental mechanics.
Sanityfy
Adds Sanity to Minecraft for you to use
ghosty
An Anti-EntityESP mod for fabric.
DeathCode
A death compensation system with Discord integration. Players receive unique codes when they die and can request their inventory back through Discord with video proof.
Walking Spawns Random Blocks
Every step you take spawns a completely random block under your feet. Survive the chaos and build with whatever the game gives you.
BossReng's UI Mod
Boss_Reng and various Lofi music creators bring you the best visuals and the most comfortable acoustic experience in Minecraft!
ScavengeItem
This plugin is a Scavenge Hunt plugin, that's library is easily customizable, the controls are easy, and the fun is max!
Socks5SRV
DiscordSRV Addon
HeadDropDimensions
This a Plugin that Drops heads based on chance pvp or pve and u can disable in each dimension or increase or decrease the chance in each dimension
MOTD Studio
Add better customizable MOTD for better looking & nicer SMP
LightChatWelcomer
Simple spigot plugin to display custom join messages
RevertRaidChanges-Extra-VaultsOminousBottleRemove
Removed the Ominous Bottle from the Vault LootTable.
AquaLib
AquaLib is the foundational core library engineered to power the Aqua Kingdoms ecosystem and its suite of advanced oceanic features. It provides a high-performance framework for handling complex data and immersive underwater mechanics while ensuring best
Event Detection
Detect events done by players with datapacks

AriKeys Continued
Fork of AriKeys for moden versions. AriKeys is a client-side mod for Minecraft, which allows your client to receive and send keypresses between servers using the AriKeys plugin.
Streaker
A plugin that will get players to join your server
Trial by Farmer: Core
Core mod for the Trial by Farmer modpack.
Nova's Music
NovaMusic - Bring the entirety of YouTube and SoundCloude into Minecraft. Import playlists with a single link, organize your library, and listen to your favorite tracks in-game without any performance drops.
DualExp: Split XP Roles – Level vs Currency
Splits Minecraft XP into two roles: Level for gating, Currency for spending.