Minecraft Java 1.21 Mods
Browse 22,165 free mods for Minecraft Java 1.21 — popular picks include Special Potions, DeadyPooly, Crouch Grow.
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Special Potions
Adds new powerful potions with unique abilities like Fire, Ocean, Wind, Warden, Ender, Speed, and Strength effects for survival and PvP gameplay.
DeadyPooly
Become Dead Pool, interact with Dead Pool breaking the 4th wall
Crouch Grow
A plugin that let you grow crops by crouching.
Hay Fuel
A hay block has always been useless as fuel despite being flammable. This mod fixes that — it lets you burn hay blocks in furnaces, and adds a compressed version that acts as a proper coal alternative, giving players a renewable, farm-based fuel source.
PlayerMapX
You can see your own server maps and players and their inventory, Rebranded from SNKAWatchMap
Sentic
This mod is designed to help and will do the commands for you but it only works if you have op. The assistant is launched using the K key.
CobbleGenerators
Modifies how cobble generators work, good for the SkyBlock gamemode
ghosty
An Anti-EntityESP mod for fabric.
HapticHotbar
Plays haptics on Mac Force Touch trackpads when switching items in the hotbar. Simple as that.
Waxed?
Now you can see whether the copper blocks are waxed or not by toggling mode
Partycraft Plus
A highly customizable party plugin for Velocity networks using Paper‑based backend servers
VideoEngine
Play videos directly on your HUD
Hourglass Sand
A simple item that lets you control time flow. Pause, slow down, speed up, or reset your world with a single click. / 一个简单的物品,让你掌控时间流速。只需一次点击,就能暂停、慢放、加速或恢复正常时间。
SmartLagGuard
Monitor your server performance in real-time. Keep TPS and MSPT stable for smooth gameplay.

Anchor Teams
A team-based event mod.
Crop Harvest MC
Harvest crops with right click and automatically replant them using seeds from your inventory.
Minecraft, but block are liquid
This mod turn blocks into liquid
VeloAuth API
VeloAuth API - The main component for the plugin VeloAuth System for velocity.
Player Lives
A mod that adds customizable player lives to create a mix between hardcore and normal survival.
Hide Nick In Pumpkin
Put on a carved pumpkin to hide your name tag above your head. Folia support.
Minecart Routing
A plugin for routing minecarts based on colored tickets!

Guardsman Levels (Specialization experiment)
Includes all the key aspects of the guardsman role so you can have fun practising and grinding in a single player world.
PartsVitality
A hardcore damage and healing system for Minecraft, inspired by "Escape from Tarkov."
Minecraft but you can't break blocks
Minecraft but if you try to break a block, the game doesn't let you do it!
Craftlings
Summon fantasy themed mobs and watch them clash in epic free for all battles, or set up full scale wars in custom arenas.
Nitrogen: simple Recall Potion
Bring Recall Potion from Terraria to Minecraft
BlockBack
Restore stripped logs, dirt paths, and tilled farmland with a click.
DeathPing
DeathPing is a Fabric client-side mod that automatically sends your coordinates to chat when you leave a server, helping friends locate and rescue you in critical moments like death.
Clash Realms
Guilds, Wars & Enemies
HotDay
The "Very Hot Day" plugin adds heat to Minecraft, in which players and mobs burn, plants dry out, and food turns into rotten flesh.

Cryptic
The currency of the future...?
NoobGlist
Glist plugin for velocity proxy!
Etho's Echo Shards
Bats drop Echo Shards. Etho's "Minecraft Idea of the Day" from his LP, episode 590.
Multiblocker
A Minecraft plugin adding the ability for players to create their own structures and store them inside special bundles.
UnwaxAndDropHoneycomb
Unwax copper blocks to drop honeycomb instantly!
LightTrail
Creates particles trail based on lighting item's color!