Minecraft Java 1.21 Mods
Browse 129,040 free mods for Minecraft Java 1.21 — popular picks include Green Cobweb, Something Mod by Knurv, Super Charged Creepers.
Step by step: How to install Minecraft Java mods & modpacks
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Green Cobweb
Changes the color of the cobweb to green
Something Mod by Knurv
This is my first mod thatadds the mob "Something", on which the entire mod is based. A Blackdust drops out of it, which is used to create a pickaxe, a sword, and a Blackdust Activator necessary to enter the Blackdust Dimension.
Super Charged Creepers
Adds the Super Charged Creeper, a purple variant of the Charged Creeper but way more explosive
DeathStorage [1.21 _ 26.2]
special death chest that safely preserves all your inventory items in an organized chest GUI
BrightMode
Toggle maximum brightness with one keypress. See everything in caves, the deep dark, and the Nether without torches.
QtCraft API
QtCraft Widget API -- A UI framework for Minecraft based on Qt.
Ultimate Client ModPack
This project is a Minecraft 1.21.11 modpack that includes all the necessary and fun client-side mods.

General Purpose HUD
A simple client-side HUD mod designed to be simple yet dynamic
The Abyss Follows You
Your steps destroy the world! Every block you walk on is erased from the sky down to bedrock. Can you survive the abyss following you?
Builder's Elytra 2026
Changes the texture of the normal elytra item to the Builder's elytra texture instead, and also give you the cape and elytra if you don't have the real cape.
Tricky Trapdoors!
Adds trapdoors with textures of common blocks, perfect for secret entrances!
AI Friendly
With this Plugin, you can summon a bot/player on your server which follows you around and can talk with you with the help of Gemini (free to use)

A terrible RPG
Adds chaotic RPG-style launchers, explosive weapons, and destructive combat to Minecraft.
MineboundSMP
Enhanced vanilla survival with QoL tweaks, better performance and a seamless SMP experience.
v1.21 v1.21.6 Backport Music
Bring Minecraft 1.21.6+ BGM to your 1.21.1 world! This lightweight resource pack adds all the new background music from later updates to Minecraft 1.21.1, keeping the original audio quality and perfect scene matching. No mods required, just install and enj
NovaSync
Nova AI server backbone for Paper 1.21 — cross-network peer sync, live web dashboard, economy (/bal /pay /eco), FakeHuman skin entities, voice chat integration, automated backups, and a 7-tier anti-cheat with telemetry.
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.
VoxelUI
Modern UI framework for Minecraft NeoForge with XML layouts, MCSS styling, reusable components, theming, and developer tooling.
Durability Minus
A simple mod that adds declining equipment performance based on durability
SanLego`s Redstone Heart
This small resoursepack adds Redstone Heart from Minecraft: Story Mode as a Redstone Block!
Smooth Spheres
Adds smooth decorative sphere blocks with lightweight physics, glass, metal, ceramic, crystal, and glowing variants.
VillagerGuard
📌 Overview VillagerGuard is a lightweight Minecraft server plugin focused on protecting and managing villagers. It detects villager deaths, logs useful information like location, and allows admins to restore villagers without losing their profession
StreamerUtils
StreamerUtils is a server‑side Fabric mod that enhances Minecraft chat for streamers and their communities.
Processed Obsidian
adds new building blocks made from obsidian, similar to the deepslate set, including polished, brick, and tile variants.
Transparent Gothic gui
I'm prince of nether... Transparent and Gothic!
Hopper Lock Visualizer
Client-side debugging tool that highlights redstone-locked hoppers with a red wireframe. Instantly see which hoppers are disabled — no more guessing why your item sorter stopped working.
Anti Trims
Prevents People from picking up Trimmed Items
Resident Healing
This mod adds Resident Evil styled herbs and mixed herbs, along with RE: Requiem's Steroids (permanent health boost).
Servers Switcher
Switch between servers and reconnect instantly from your Pause menu without returning to the Main Menu
Absolute Fresh
This project delivers an absolute vanilla Minecraft experience. It is enhanced with fresh animations that make the game feel smooth and visually appealing. With minimal extra tweaks, it keeps the core gameplay intact while improving the overall feel.
JaymeBrap Totem
Jaymebrap Totems is a clean and stylish Minecraft resource pack that replaces totems with a Jaymebrap-themed design. Perfect for PvP and survival, BETTER WITH TOTEM TWEAKS
Friul Craft
Mod based on the Italian region FVG
Ruby Totem Of Undying
This resource pack turns your totem of undying ruby!
Demons' Den Sillies
Just a silly modpack with focus on ProtoManly's Weather and Create Mods. Made for my followers and server.
BossBarUltra
Modern floating health bars for mobs using Minecraft’s TextDisplay system. Lightweight, customizable, and perfect for RPG and PvE servers.
Totem of Copper Golem
Turns your totem of undying into a copper golem