Forge Mods for Minecraft 1.21
Browse 5,335 free Forge mods for Minecraft 1.21 — popular picks include Whispering Spirits, Custom Machinery Ars Nouveau, Epic Fight x Iron's Spells: Enhanced Animations.
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Whispering Spirits
Adds atmospheric spirits for a horror-theme
Custom Machinery Ars Nouveau
Ars Nouveau support for Custom Machinery
Epic Fight x Iron's Spells: Enhanced Animations
Adding custom spells casting animation for Iron's Spellbook using Epic Fight animation style
Companions!
A mod that adds 10 tameable creatures called companions!
Patchful
Hackily fixes the rendering of text in Patchouli books when Emojiful is installed.
Create: Curios Jetpack & Backtank
Use Create jetpack and backtanks in Curios/Trinkets back slot.
Sitting+
How much can you express yourself with a single key? 20+ togglable animations for contextual sitting scenarios, role play to the next level.
Smart Particles
A performance mod that greatly optimizes particle rendering and particle limits.
Loot Integrations: Bygone Nether & Eternal Nether & It Takes a Pillage
Adds better loot to Bygone Nether & It Takes a Pillage chests, including modded loot
Spooky Campsite
Adds a new Spooky Campsite structure to Plains, Taiga & Dark Forest
Create: Bits 'n' Bobs
Decorative and mechanical additions to create!
Stalker Creepers
Creepers sneak up and stalk you
Bigger Better End Cities
Rewrites end city generation to be bigger and better
Structures Tweaker
StructuresTweaker gives you complete control over how players interact with structures in your world.
The Pure Suffering Mod
A Minecraft Invasion Mod that started off as a fun side-project. Invasions will spawn every few days or so, increasing in severity and tiers as time goes on within your Minecraft World.
Cataclysm Weaponery
An addon that adds new ignitium tools and weapons for L_Ender's Cataclysm mod
KubeJS Botany Pots
A KubeJS addon that allows you to create crops, soils, and fertilizers for Botany Pots
AE2 MEGA Things
AE2 MEGA Things adds DISK Cells (1k to 256M) with no type restrictions, supporting items, fluids, and Chemicals.
Schematic Energistics
A mod that connects Create's Schematicannon to AE2 network.
Player Ladder
Allows you to sit on other players
Caveopolis
A mod that adds stone torches, crafting table a bunch of colored stone blocks
Better Dogs X Doggy Talents Next
The models from Better Dogs, now in Doggy Talents Next!
Portable Mobs
Allows the player to capture mobs and move them around.
Better Fog
Improve immersion with a more pronounced fog!

Equipment Compare
Makes it easier to compare equipment by showing a tooltip for what you're already wearing.
FamiliarsLib
Library mod for the core features of the Alshanex Familiars mod
Brick Furnace
Brick Furnaces made of clay. (configurable, datapack support) (Forge, NeoForge, Fabric, Quilt)
JourneyMap Teams
Integrates Modded and Vanilla Teams into JourneyMap
Wither Storm Combat
It adds compatiblity between the WitherStormMod and BetterCombat
quick pack
Improve datapack / resourcepack zip file loading times
Extra Delight
A massive expansion to Farmer's Delight.
Little Joys
Adds small rewarding events such as Dig Spots, Fishing Spots, Drop Rushes and Gold Rushes.
Astikor Carts TFC
Making Astikor Carts compatible with TFC!
Max's Armory
A Lightweight Vanilla-like weapon mod
Plushables
Bring cute plushies into your home
Hide Experimental Warning
❌ Hides the Experimental Settings Warning when trying to create or load a modded world.