Minecraft Java 1.21 Mods
Browse 125,921 free mods for Minecraft Java 1.21 — popular picks include SI: Essentials, Origins: Enderxolotl, EliteMobs.
Step by step: How to install Minecraft Java mods & modpacks
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SI: Essentials
The main API, library and toolkit by Soncresity Industries.
Origins: Enderxolotl
Origin datapack that adds the Enderxolotl, a mix between Merling and Enderian
EliteMobs
Minidungeons, Arenas, Bosses, Custom Loot, Quests, MMORPG progression & more!
Create: Crushing Quartz
This small addon allows you to crush quartz into experience
Put Mana In
PutManaIn is an Ars Nouveau add-on that allows players to right-click on a Source Jar to inject their own mana into it.
Cobblemon Outbreaks
Adds Pokémon Scarlet & Violet style mass outbreaks to Cobblemon with progressive shiny rates!
Creepers Reforged
Adds a more realistic take on the creeper. Inspired by old fan arts from 10yrs ago.
Nemo's Blooming Blossom
Generate pink petals when spawning a cherry tree!
SWEM: Horse Animation Tweaks
Changes SWEM horses posture and animation gaits. Canter, Extended canter and Gallop are replaced by new animations of different gallops.

Shopkeepers Addon
Navigation & Economy » No more searching the shopkeepers marketplace to buy your favorite items.
Alexis 64's Stairs & Slabs
+150 Blocks between stairs and some slabs, can be uncrafted, and can be throw
Iron Door Key
Adds iron door key to open iron doors and trapdoors
Tempest Protocol
RPG based on Tensura, Minecolonies, Ice and Fire, featuring quests, magic, dragons and loot!
EZ Bedwars
Helps you become a sweat !
More Food xD
This Mod adds more food to Minecraft.
Better Katanas
Adding Katanas
Colored Ancient Debris
Changes Ancient Debris to a color you like.
Orbital+
Orbital+ is a feature-expanded orbital systems inspired by cubicmetre’s and the Unstable SMP's designs, focused on modularity and extended control.
Ethecore
Adds an animation and model system, as well as other utilities.
Chinese flying island tower
Adds a floating island, complete with a majestic traditional chinese tower
Legacy Glint
Bring back the old, pre 1.19.3 enchantment glint!
Simple Pipes
Heavily stripped down port of BuildCraft's "transport" module
Enchanted Covers
Adds custom textures to enchanted books. Works on vanilla Minecraft.
Infinite Horizons - Modded Superflat Survival
A modded superflat experience
Ethereal Sky Overlay
A sky overlay of a cloudy atmosphere near space.
Glowing Enchanted Tools - Blue Extension
An unofficial extension that changes the enchantment glint to a smooth blue glow for a cleaner visual style.
Mekanism:MoreModules
Added a few modules (aka units in-game) to Mekanism
Cam's Better Lights
Adds a range of lights to brighten up your builds!
Ancient Artifacts 2
Unlock over 50+ artifacts with unique abilities and equip, craft, recycle and trade them! A result of over 2 years of work!
Create: Avionics — ComputerCraft for Aeronautics
CC: Tweaked peripherals for Create: Simulated and Create: Aeronautics.
Minimalist dArk GUI (Dark Mode)
A minimalist GUI with dark theme for Minecraft
EC Advanced Netherite Compat
adds compatability between Expanded Combat and Advanced Netherite
OpalFab (OptiFine alternatives on Fabric)
OptiFine alternatives on Fabric (performance, shaders, skyboxes, animations, 1.21+)
ZickZack V4 Black Edition
A texture pack in the style of BastiGHG and the 1,5 million Black Edition of ZickZackV4, which contains a custom sky, overlay, totem and more.
VTXS Screen Space Demo
Fast and very sharp shader with Screen Space Path Tracing
Exosphere Worldgen Datapack (Unlisted!)
Fan favorite sky island world generation, now on 1.21+!