Minecraft Java 1.21 Mods
Browse 803 free mods for Minecraft Java 1.21 — popular picks include Hearth & Horizons, CATACLYSMIC CHRONICLES, (NE2A)New Era To Alpha.
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Hearth & Horizons
Hearth & Horizon combines cozy homesteading with a immersive tech, from early survival and farming to electricity, factories, vehicles, and airships. Build a base, grow it into a working settlement, and eventually turn it into a connected industrial world.
CATACLYSMIC CHRONICLES
A modpack combining Create, magic mods, RPG mechanics, and exploration with optimized performance for a rich multiplayer experience.
(NE2A)New Era To Alpha
Time to back into alpha , indev or something like arg
DriedFlower
DriedFlower is a unserious and grindy modpack, that sets in the Wastelands. The player's main goal is to create a portal to the Overworld.
Create++
The Ultimate modpack for a Create mod lover and its made with love!
GM's Optimized Neoforge
A 1.21.1 Neoforge focused on optimization, exploration and multiplayer.
The ShadyBunch
Ever wanted to explore magic as a law-loving scientist? Command airships by night and be an interior designer by day? Or, a Pixelated chef running two restaurants in your new metropolis city? It can all be yours! Step into the shade, lets bunch together!
Ridekay
Client modpack for the Ridekay Minecraft Network — Sodium, Iris, Simple Voice Chat, Xaero's maps and quality-of-life mods for Fabric 1.21.
Enhanced Vanilla Experience
An Enhanced Vanilla Minecraft Experience
Pasta's Server-side Cobblemon Experience v2
A smaller version of the main modpack containing only the things necessary to run it on a server. This is for v2.
Kwemlys Community Pack
"Official" Modpack for Kwemly's Vanilla+ Server
Take Flight
A modpack focused on create and the new aeronautics mod. Adventure, Technology, and lots of decoration.
Cobblemon: New Age
Cobblemon meets QOL mods with a hint of technological advancements!
Voidbound Chronicles
A modpack focused on exploration, adventure, and technology, designed for multiplayer gameplay with friends. It combines cutting-edge optimization with a massive expansion of the End and Nether dimensions, adding role-playing game mechanics.
Steam n' spells
A modpack that combines technology and magic
Clockwork SMP Modpack
Clockwork SMP is a Create Mod based feature-packed modpack for anyone!
Steamspire Syndicate II
Steampunk modpack thats centered around automation.
UBS_PVP+
UBS PVP is a high performance Fabric modpack optimized for competitive PvP and multiplayer Survival featuring extreme FPS boosts network optimization and clean combat visual advantages
War of Valor: WW1 Mod
WWI (First World War) Mod. With customized 3D WWI Blocks, 3D Weapons and Uniforms. Along with other WW1 Themes such as trench life and a lot of barbed wire and sandbags. Along with a proning mechanic.
Yume 4
A modpack for a little more of a challenge, with much to discover and technology to explore.
TG's clientside
A Modpack aiming to not change the game at all! Kinda
Aeronautics: Complete Warfare
A Create Aeronautics modpack with all the addons necessary for making wars with your friends.
Crafting Blades | ModernisM
a Modern, Gung Ho Minecraft experience, make a NUCLEAR REACTOR in Minecraft? Give it a try.
Cobwebs-Cleaner
Cobwebs-Cleaner is an essential utility plugin purpose-built for BoxPvP servers to manage arena clutter and ensure smooth gameplay. In intense BoxPvP combat, cobweb spam can quickly ruin the map and impact server performance. This plugin automatically swee
WorldShift
The ultimate vanilla plus modpack, containing over 600 mods!
Reflex Pvp Optmized
Reflex PvP Optimized delivers high FPS, smooth gameplay, combat HUDs, and a clean vanilla+ PvP experience.
BS-AntiCheat
Movement, combat, world, inventory and packet-level cheat detection that's actually tuned not to flag your legit players. Install it, and your builders, miners and PvPers keep playing , while cheaters get caught.
The Chill Out
Official Mod Pack for The Chill Out - Community SMP/RP Server!

Totem of Undying Tanjiro
This Totem Factory DBX pack transforms the Totem of Undying into a pixel-art rendition of Tanjiro Kamado.
The Content Sphere SMP Modpack (unsuported)
The Content Sphere SMP Modpack for lives and videos on multiple platforms
Electrical Warfare
A tech modpack focused around electrodynamics and its addons.
LancerCore
Advanced Spear Combat: Combos, Elemental Catalysts & Stats
TowelPack Create
A modpack designed for factory nerds who think surviving in Minecraft is too easy. Featuring a lot of modded mobs, a lot more vanilla ones, Create Mod, two magic systems, and more! (This is mostly a modpack for a private server with my friends)
DarkMetaKnight's Adventure Pack
A heavily configured, adventure focused pack with balance, challenge and freedom in mind.
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.
Wizards of the Industrial Age
This Project adds Wizardry how it might have been in the Industrial Age