Neoforge Mods for Minecraft 1.21
Browse 4,894 free Neoforge mods for Minecraft 1.21 — popular picks include Admin's Domain, Shield Breaking, I Want My Nautilus.
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Admin's Domain
Explore a world beyond the three dimensions in to a dangerous dimension to defeat the Admin of the world. Inspired and based on Minecraft Story Mode
Shield Breaking
Makes it so you can break mob' shields!
I Want My Nautilus
Backports Nautilus to older versions and some other features.
Trusted Villager Trades
Makes it difficult to trade with Villagers
PeaceCampfire
Disable Enemy spawning if the chunk is marked as peace because of nearby lit campfires.
Nox: Renoxed Reforged
Mob difficulty overhaul, originally for Fabric, now on NeoForge. Highly configurable!
The Zombie Apocalypse
Turns the game into a zombie apocalypse game
RollBack Utility
This mod combines several of my mods for the RollBack server (1.20.1).
Boss Checklist DivineRPG Addon
Adds DivineRPG bosses to Boss Checklist.
Waifu Story
Turn your solitary adventures into a shared journey! Waifu Story introduces loyal companions to help you survive and thrive.
Better Creatures
A mod that adds some funny features to the vanilla "useless"creatures !
MeziCraft - A Dimension of Tamable Dinosaurs!
A living, breathing ecosystem filled with tamable dinosaurs.
Alpha Craft
Go back in time, and collect resources from old minecraft!
Fusion Fix
A mod to enhance the overall Minecraft experience and bug fixes with all your favorites qol mods features in one mod.

1.21.7 Backport (Lava Chicken Backport)
Port of the new 1.21.7 features to older versions
Create Pets
addon of create adds mechanical pets
Better to Play/Better to Play Backport (MVS/MVS Backport)
A MC Mod, was many new Items/Blocks/Advancements etc. in your world added!
Crux's Turrets
A small simple mod that adds 9 turrets to the game.
Realms of Runeterra: A tale of Relative Dimensions
New blocks, items, mechanics, stories and adventures await you in a 131072-side block map of Runeterra, the world of the world-wide known MOBA League of Legends. An immersive new dimension paired with procedural generation to spice every new world!

AND
Spiritual Successor to ZAWA and other related mods
The Op Mod - A Beginners Dream
The Op Mod - Beginners Dream offers an overpowered yet beginner-friendly experience with unique ores, mysterious creatures, and exciting new features. My Side Project now.
No More Seagulls
Delete seagulls from Alex's Mobs with a button
Pepsi's Upgradeable Spawners
Upgrade spawners with items in frames
(SNK)attack on titans
a mod inspired by the anime, adding new items and new mobs
Tickle Tickle Tickle
Brush mobs to pacify them and drop their loot!
Cryptozoologist
Modification adds a lot of unusual mobs. Some of them, such as Nessie, Bigfoot and razzaks, are inspired by mythology and fantasy books, while others were created without any reference, or at least I think so :)
Insectopia
A Buzzing Adventure
Pot Of Gold!
Adds a literal RARE pot-o-gold at the end of a rainbow into your world.
Mixed Mobs
A mod that mix 2 mobs to create a new one... 6 times
Custom Better Beacons
Fully configurable beacon pyramids, add new pyramid types and adjust strength. Place carpets on beacons to hide beam. Server plugin, no client install required. Works offline too.
Bizarre West
Face the bizarre world of wild west
JtC Totem Mobs
Give Totems to Mobs! Save your Pets from Death!
EndermanTweak
Prevents Endermen from teleporting erratically on the surface during rain. Instead, they will intelligently teleport underground to avoid the rain.
BluBasics
A Base mod for my other mods. Adds a mob and some blocks/items.
ExfilCraft
Extraction survival for Minecraft: carry your kit into hostile raid worlds, fight for loot, and survive the extraction channel to bring it home — or die and drop it all. Build a home base, squad up, and risk it for one more chest.
Shades
A mod that adds the 'shade' mechanic from Hollow Knight.