Minecraft Java 1.21 Mods
Browse 129,999 free mods for Minecraft Java 1.21 — popular picks include Arrested Development, YoTPA, Set TNT Minecart Damage.
Step by step: How to install Minecraft Java mods & modpacks
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Arrested Development
Keep Mobs Baby Forever
YoTPA
YoTPA is a lightweight and powerful teleport request plugin with adaptive performance optimization. Simple to use, easy to configure, and built for modern Minecraft servers.
Set TNT Minecart Damage
Adds a command to set the TNT Minecart damage.
Create - nether recipes
Additional recipes for create centred around nether
Less Copper
World now has fewer Copper!
Simple Realms
A vanilla modpack with both world generation with tectonic and gameplay with new blocks, items and loot.
Tango Frontiers
A modpack focusing on immersion and QOL features.
Incredibly Optimized [ NeoForge - Archive ]
The Incredibly Optimized [ NeoForge ] modpack will no longer receive updates as of now. This might change in the future but it isn't likely.
CC Alternative Dark UI
Gives the ComputerCraft UI a new look

Optimized - /by saquwu
Optimized - (by: saquwu) Is Based on Fabulously Optimized adding few new optimizations and functions
Senexemon
Senexe's Modpack for Cobblemon. Meshes realistic Minecraft mods with Cobblemon-supported add-ons, as well as mods for builders like Supplementaries and Macaw's array.
Diamond SMP Legacy
A Minecraft Vanilla Like Legacy Style Diamond SMP pvp texturepack made to improve your gamplay & looks
Chat Translation
A Minecraft chat translation mod that translates player messages in real time. Supports multiple languages, customizable target languages, and seamless communication between players from different countries on multiplayer servers.
Marlow Totem
Replace the basic texture of the totem with a Marlow design.
Money SMP Remake
This is a Remake Of The Well-known Server MoneySMP's plugin
Rewinder
This mod gives you the power to bend time.
Jam's Minimap
Customizable, high-performance in-game map with adjustable position (X/Y), size, zoom, opacity, render distance, player/entity markers, north indicator, optional grid, fixed/map modes, and efficient block sampling for smooth rendering.
GWarp
Warp / Home Plugin
Sibo`s Vanilla Enhanced
Vanilla Enhanced is a modpack that focuses on expanding the vanilla experience by upgrading features.
tiny crossbow
resource pack that make the crossbow smaller but still preserve the vanilla look
Bare Bones - Visible Ores
Mine ores faster and easier while enjoying the Bare Bones style!

Smooth Pickup
Smoothly picks up items on the inventory
Zenith-Mod
Advanced moderation plugin with ban/mute systems, escalation templates, offline support, and Web-API integration for professional server management.
NPC Mannequins in Survival
A Paper plugin allowing for vanilla mannequin mobs to be used in survival
Records the Level of Enchantments│記錄附魔的等級
The Fortune and Looting enchantment levels of the equipment held by the mob are recorded as scoreboard scores to facilitate the definition of loot tables.│生物所持有的裝備的時運和搶奪附魔等級被記錄為記分板分數,以方便定義戰利品表。
Uranium and Plutonium!
This mod adds uranium and plutonium with different crafting recipes for them in Minecraft!
CurseletCraft-PremiumAuth
A lightweight plugin that automatically registers and logs in Bedrock players using AuthMe and Floodgate integration.
ArbCraft: Leveling
Every Level Makes you Stronger!
Simple F3 master
Your all-in-one Minecraft monitoring companion!
Pet Inventory
This lightweight mod adds personal inventories to tamed pets.
Raya 16x (Java Port): GUI-Only Edition
The GUI-only version of the Raya 16x Java port, a pack originally made by PrestigePlayzMC for MCBE
KeyAllReloaded
A timer based reward distribution plugin.
Copper Kit
Hate digging for a bunch of copper? Here's a new solution to make them even more useful.

Gem Text
A texture pack to make remembering gemstones on Hypixel skyblock easier.
PioneerSMP
Official Modpack for the PioneerSMP
Overworld Anchors
Makes respawn anchors work in the overworld