Forge Mods for Minecraft 1.21
Browse 5,334 free Forge mods for Minecraft 1.21 — popular picks include Huge Structure Blocks [Fabric & Forge], Double Slabs, More Bows and Arrows | Major Update Available!.
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Huge Structure Blocks [Fabric & Forge]
Structure blocks. But bigger. Up to 512 blocks!
Double Slabs
Adds improvements to all slabs created in vanilla and modded
More Bows and Arrows | Major Update Available!
Adds around fifty new bows and arrows with new features
Easier Sleeping
Only a percentage of players has to sleep.
WATERFrAMES: Multimedia Displays
Features multiple blocks to play videos and pictures in your worlds from internet and local files
Scholar
Two-page book editing/viewing, easy formatting, colored books, literate mobs and other book-related improvements
Better Foliage Renewed
A slim port of Better Foliage to 1.16 and beyond.
Armor Statues
Unlock the potential of armor stands! Works on servers with the Vanilla Tweaks data pack.
Fruits Delight
Adds fruits, jelly, juice, and fruit-based food in Farmer's Delight style
Completionist's Index
An index for collecting every single block and item in the game. Adventurers behold!
Essentials
Expands Vanilla style automation
Create: Ender Transmission
Energy/Item/Fluid transmission with no space limit
Macaw's Oh The Biomes You'll Go / We've Gone
A compatibility between Macaw's Mods and the different woods and stones of Oh The Biomes You'll Go / We've Gone
Foolproof
Utility for modpack devs that fixes commonly reported areas of user confusion
Ex Deorum
Port of the original Ex Nihilo to 1.20 and beyond.
Useful Slime (NeoForge/Fabric)
Adds slime armor and items with cool abilities
TaCZ Tweaks
A collection of random tweaks and features to enhance my experience with TaCZ.
Mobs Properties Randomness
Randomize mobs properties. Add Potion Effects, apply Attribute Modifiers, add Equipment and more!
Cobblemon Spawn Notification
When a Legendary and/or Shiny Pokemon shows up, a message is broadcast to all players on the server.
Seals
Display your biggests achievements with style
StartInv | Seconds of Immortality!
You will start with a few seconds of immortality! You will never start dying again
Additional Additions for NeoForge: Vanilla+ QoL, Sniffers, Music, Food
A vanilla+ mod that expands on incomplete parts of Minecraft with additions that truly feel vanilla. Brings improvements to sniffers, music discs, enchanting, farming, food, redstone, and more.
Universal Enchants
Better enchantments! Use them on all tools and weapons. Infinity crossbow, or looting trident anyone?
Death Backup
💾 Creates back-ups of player inventories before death, which can be loaded via commands.
Epic Fight - Sword Soaring
You will enter the world of Chinese ancient martial arts novels, experiencing epic skills and heroic journeys.
Pretty Pipes: Fluids
Pretty Pipes Addon which adds fluid pipes to transfer your fluids!
DarkTimer - RPG Clear Entity Lag
RPG Style, Automatically clears and removes dropped items every 10 minutes to reduce server lag
AutoMessage
Now you can send automatic messages at any time during the game!

Library Ferret
Shared code for the mod of jtorleon studios
Gravestone x Curios API Compat
Adds compatibility between Gravestone mod and Curios API
Custom Entity Attributes (Modpack Utils Series)
Change entity attributes globally, per dimension, biome, difficulty, or time. With % chances too!
Respawnable Pets
A simple mod that allows your pets to respawn after death when you next sleep using a new item, the Etheric Gem.
More Babies
Adds more baby mobs! Baby Blaze, Creeper, Enderman, Shulker and many more...
Pufferfish's Biome Dither [Fabric & Forge & NeoForge]
Adds dithering on the biome borders to the game.
Pandora's Box
Pandora's Box is a relic of many mysteries. What secrets could it possibly hold?
Trofers
Adds trophies! Can be customized with data packs