Neoforge Mods for Minecraft 1.21
Browse 3,983 free Neoforge mods for Minecraft 1.21 — popular picks include NeoRPG, Unorthodox Space Travel, Written in the Stars.
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NeoRPG
An adventure, combat, and puzzle mod pack lets you explore a world full of things and gather resources to become the best.

Unorthodox Space Travel
A ModPack About Twisting Reality in the most bizarre ways

Written in the Stars
A modpack with a little bit of everything. Exploration, technology, combat, farming, and more!
Oki's Star Wars Mod
This is fan made mod based on Star Wars
More Ore -
Mod that adds more content and more ore to minecraft. New content includes bosses, dimensions, weapons.
Pixeltheris
Epic RPG Modpack 1.21 – explore dungeons, master magic, face challenging bosses, build and decorate, and enjoy enhanced combat, progression, and quality-of-life features. Optimized for multiplayer and private servers.
Wither Aspect Enchantment
A reasonable alternative to Fire Aspect, with downsides

The Creep
An ARG like mod adding a progressive entity that becomes more aggressive as you complete tasks.
Oozy Codex
A progression-rich Tensura expansion with 248 skills, a Living Registry, Bestiary, Ultimate Echoes, Ascension, and Legacy abilities.
GestaltResonance
tl:dr JoJo inspired stand mod, but without the JoJo flavor.
Downside: Ice Edition
Immerse yourself in an icy world filled with dangers, adventures and dungeons.
Locating Players/Entitys
Allows to Locate Players and Entitys Alike.
HeliosGamesCZSK
Helios Games CZ/SK technic modpack
Bitz Spoon Create Season 1
Bitz's Season 1 YouTube Let's Play Modpack. It is highly focused on everything automation and logistics. It is a very similar pack to Create Ultimate Selection 2, by TheWizard.. Except with additional mods and tweaks.
Cobblemon Pick Your Poison
A world of monsters, magic, steam, and industry—choose your path and pick your poison.
Foksi Bum Beginning
Adds dweller spirit mob that chases the player and drops powerful items if you could defeat him
Cobblemoncolonies
A modpack that implement cobblemons to Minecolonies

LOTM
Adds powers and content from the series Lord of The Mysteries!

Apricot
My first modification, please don't judge me harshly. This modification adding new items: Food: Apricot: regening 2 hunger units Apricot pie: regening 5 hunger units Apricot juice: regening 1 hunger units Projectile: Apricot kernel: 1,5 HP damage
Projectile Deflection
Adds a small chance for Projectile Protection to deflect projectiles
Cobblenautics!
What happens if you take Cobblemon, Create: Aeronautics, and a few other odds and ends and THROW EM ALL IN A BLENDER
Korte's Pack
These are some of the mods I use to play Minecraft... You can find a really big variety of mods that will just pump up your experience withou losing much performance and keeping the vanilla feelling to it
Fall Potion
A Fabric mod for Minecraft. Adds Fall Potions (Tier I & II), greatly increasing fall damage and falling speed; higher-tier effects obtainable via commands can even cause damage from a slab-height drop.
Bizarre Gadgets
This mod adds various bizarre gadgets to the game. Such as Time amulet to stop time, Knuckle to upgrade to multiple variants, and more.
Create Aeronautics Toolgun: AaA's Flowting
Adds a new, balanced enchantment to Create Aeronautics: Toolgun that lets your Magnetic Gun keep things floating instead of dropping them.
Wand of Variance
A magical tool that transforms uniform blocks into a visually rich blend with every cast.
Added Things
Random added features like ores, tools, biomes, dimensions & more. Oh, and there is a Deepslate Instant Mining Enchantment.
Random Assortment of Mods [RAoM]
A modpack with several mods for my server.
Blad Pack
Progressive Technical and Adventure Modpack
Too Many Trials
Trial Chamber Related Structures and Enchantments.
HanKkk's Enhanced Experience - HEE
HanKkk's Enhanced Experience: A finely curated modpack that boosts performance, enhances visuals, and enriches your Minecraft adventure with new structures, improved mechanics, and seamless quality-of-life mods. A complete upgrade of your Minecraft World!
Potion as Weapon
Now you can throw potion continuously with this weapon!
TradeMine Item Random
Add the Randomness in Minecraft
TheDragon's Mini: End Rods Awaken
End Rods Awaken adds an upgraded version of the classic End Rods, that channels potion effects into a controllable aura.
Runeforge Chronicles
Runeforge Chronicles is an epic Minecraft modpack blending RPG progression and tech. Explore huge dungeons, level up skills, defeat bosses, and build massive factories with the Create mod. The perfect mix of magic, adventure, and automation!
EarthboundMod
Adds a nostalgic EarthBound-style system to Minecraft.