Minecraft Java 1.21 Mods
Browse 367 free mods for Minecraft Java 1.21 — popular picks include Tiny DataLib, arcreactorlocator, Beefy's Survival Utilities.
Updated daily
Tiny DataLib
This project is a library with useful utilities such as a database system and more.
arcreactorlocator
Arc Reactor Locator is a Fabric 1.21.11 utility mod that adds a special compass-like locator used to find Arc Reactor structures from the Avengers mod. Right-click to search for the nearest valid structure, then follow the on-screen direction arrow ui

Beefy's Survival Utilities
A few nice utilities made by BeefyAndTheDucks.
Anti Snowballs
Anti Snowballs is a Minecraft 1.21 client-side utility mod designed to combat the devastating lag caused by snowball generating machines, such as snow golem-based exponential lag farms.
OmniPanel gui
OmniPanel is an advanced all-in-one Minecraft administration and server management plugin built for Paper and Spigot servers. It combines moderation, player management, anti-lag systems, staff tools, ranks, homes, RTP, security utilities, automation, and c

Elektrofy
A lightweight GUI resource pack designed with a redstone and energy aesthetic, perfect for tech-themed builds or mods.
Tom's Tech Storage
Resource pack for Tom's Simple Storage to give it a technology theme.

Crucial Pure
This is an alternate version of crucial that focuses less on quality of life and visuals but more on pure performance, squeezing every last ounce of it out of whatever you are gaming on!
Port Bridge
PortBridge is a server-side utility mod that automatically makes your Minecraft server publicly joina
SFM Reworked
Trying to bring Super Factory Manager Items and Blocks into the current decade.
Creativity Furnace
Lightweight utility modpack for Creative+ genre multiplayer servers.
Entity Logger
Entity Logger is a utility mod that records mob positions in real time and saves them into a log file.
Create Mod Wrench Totem
This resource pack replaces the totem texture with the create mod wrench texture
BlockPlacerBreakerFeaturePatch
A patch to Block Breaker & Block Placer adding small tweaks I think are important
kashub
Powerful in‑game scripting engine for Minecraft automation. VSCode‑style editor, 40+ high‑level commands, themes, debugging tools, and multi‑tasking — perfect for automating farms, utilities, and server‑side workflows.
Better on Fabric
an quality of life improvements and visual enhancements modpack that make game better but keep diffault game look.
Strict Packages
Faceless packages for Create Mod
Twindling Tweaks
A mod that adds a little bit of everything, from ores, to trees, to armor. You'll find something you like in this mod.

Totem of Undying Sakonji Urokodaki
This Totem Factory DBX pack reimagines the Totem of Undying as Sakonji Urokodaki, featuring his iconic tengu mask and calm, disciplined presence
SimpleEnhanced
Simple Enhanced is a lightweight, performance-focused modpack that keeps the vanilla Minecraft feel while adding subtle improvements to gameplay, visuals, and quality of life.
Create: Into Wind
This mod pack implements a load of create mod add-ons with create: Aeronautics as the focus. It also adds various other mods such as farmers delight and sophisticated backpacks for quality of life.
Modded Hollow
This is the official modpack for the modded Emerald Hollow server. It is a pack focused on the Create Mod with farming, critters, and quality of life.
Create: LinkTech
Adds various wireless utilities to Create
Riftup
A simple mod adding a new step and other smaller tweaks to progression
Totem of Undying Zenitsu
This Totem Factory DBX pack reimagines the Totem of Undying as Zenitsu Agatsuma.
Extreme Optimization
This project adds a lot of optimizations to Minecraft, boosts my frame rate from <20fps to a stable 75fps (due to v-sync) and adds a lot of utilities, sacrificing some visuals. 此项目为Minecraft增加大量优化,将我的帧率从<20fps提升到稳定75fps(由于垂直同步),并增加许多实用工具,美中不足的是牺牲了一些视觉效果。
FPS Deluxe
A Modpack that aims to mainly improve performance and on the other side give players all sorts of tweaks and quality of life changes.
LoxyCraft
A lightweight utility mod adding compressed blocks, custom utility components, and small vanilla quality-of-life recipes.
ServerGuardian
An all-in-one Paper 1.21 plugin for moderation, anti-grief, performance tools, and essential server utilities.
Brenny's Pack
A Vanilla+ Modpack aimed at Quality of Life Improvements.
BlisEnhance
Modpack with focus on Aesthetics, FPS and Quality Of Life features
Fair Utils
Fair client-sided player utilities such as Damage Indicators and stuff.
Niekie3202s Vanilla++
Vanilla++ is the best quality of life modpack!
Unmount
Automatically break your Minecart on dismount! Quality of life addition for survival servers to clean up railways.
LichCraftmc
This modpack is a lightweight, client-side focused collection built for Minecraft 1.21.7+ using the Fabric mod loader. It enhances vanilla gameplay with improved performance, visual tweaks, UI upgrades, and essential quality-of-life features
Ethertweaks
A add-on datapack for Etherology 0.1.5 Adds new recipes and a tutorial book.