Minecraft Java 1.21 Mods
Browse 108,823 free mods for Minecraft Java 1.21 — popular picks include Lunar, Chunk Activity Tracker, Ritchie's Projectile Library.
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Lunar
Adds lunar events to Minecraft
Chunk Activity Tracker
Library mod that stores a heatmap of player activity in chunks
Ritchie's Projectile Library
A Minecraft modding library for better projectiles.
Pehkui
Lets you change the size of most entities, shrinking their scale smaller or growing them larger
Create Goggles (Create Plus)
Adds Goggle Helmets and Armored Backtanks for Create Mod

Nature's Spirit
A minecraft mod which enhances world generation with new biomes, blocks, and items
Little Big Redstone
Compact your big redstone into a little block!
Vampires Need Umbrellas
An addon for Vampirism! 🧛♂️🌂
Xaero's Minimap (Fair-play Edition)
Fair-play edition of the Xaero's Minimap mod, designed for fair PVP against players without a minimap.
Ocean Floor - Clay Sand and Dirt
Spawns patches of Clay, Sand, and Dirt, within the Deep Dcean layer of boring gravel
Eidolon : Repraised
Unofficial port of Eidolon to 1.19+
Enchanted Book Redesign
Better identify enchanted books
FTB Pack Companion
FTB Modpacks best friend!
EntityJS
This mod uses KubeJS to dynamically register entities with full AI/Animation/Spawn Control support!

MES - Moog's End Structures
Lots of Vanilla styled structrues to fill up the end dimension with life!
Mekanistic Routers
Compatibility mod between Mekanism and Modular Routers
Wormhole (Portals)
Wormhole allows you to construct teleportation portals with the use of wormhole stabilizer technology!
RyoamicLights
LambDynamicLights unofficial architectury port. A dynamic lights mod for minecraft.
Emotecraft (Fabric)
Emotes in minecraft
Create: Ultimate Factory
An addon for the Create mod developed to increase automation possibilities, adding 30 (reasonably) balanced recipes to the game.
Nether Skeletons
A MOD Which Adds Nether Skeletons
Feywild
Visit the feywild, the land of magic and Fey.
Crafting Tweaks (Outdated Versions)
Allows you to rotate, balance or clear the crafting matrix by the press of a button, in any (supported) crafting window.
Does It Tick?
Minecraft's dumbest server performance mod.
Vampirism Integrations
Integration mod for Vampirism, handles cross-mod integrations
Adorn (NeoForge/Forge)
Adds furniture and many other decoration blocks.
Hooked
Grappling hooks done simple, natural, and useful.
Create: Trading Floor
Automate trading with villagers using create!
SeasonHud (Fabric)
Display the current season on the Hud or under the minimap
lazy-language-loader (Fabric)
lazy-language-loader improves loading times when changing your language by only reloading the language instead of all the game resources!
GregTech CEu Modern
Modern GregTech based on GTCEu 1.12.2.
Cold Sweat
Adds a survival-focused temperature system to Minecraft, with lots of customization!
Castle in the Sky
This mod adds new structure: Castle in the Sky in your world

Load My F***ing Tags
Prevents Incorrect Tag Entries from breaking an entire Tag

Simply Swords
Adds Spears, Glaives, Chakrams, Katanas, Greathammer/axes, Rapiers, and many more weapons!
AddonsLib
A library to facilitate registration between mods, in particular macaw's bridges/roofs/fences/etc...