Forge Mods for Minecraft 1.21
Browse 14,461 free Forge mods for Minecraft 1.21 — popular picks include Mekanism: Tiered Outlines (MTO), Simply Reforged, Tom's Structures.
Updated daily
Mekanism: Tiered Outlines (MTO)
Simple mod which replaces block borders for certain tiered mekanism blocks with custom borders corresponding to their tier.
Simply Reforged
Add mods that enhance your vanilla experience !
Tom's Structures
This mod adds new structures :)
Feather Falling Rework
Makes slight convenience changes to the Feather Falling enchantment

No Connect
Prevents connection to remote (mostly)
CPVP Begone
Removes explosion damage from End Crystals
Chorus Spells
This adds wands, crafted with chorus fruit, a stick, and magical items. These wands don't have any mana limit, but aren't too strong.
Redefined Craftings
More & Improved craftings and uncraftings added into Vanilla.
Skytools - Hypixel Skyblock
Opensource Hypixel Skyblock 1.21.4 Forge Mod
Colly SMP [NO LONGER UPDATING]
The Official Datapack used in the Colly SMP, no changes, no tweaks, THE REAL DEAL!

Crossbows Loads
Ever wanted certain items able to be loaded in to a crossbow?
SpellCraft - Magic World
A Harry Potter-inspired magic mod adding wands, spells, wizard dueling, potions, a leveling system, magical creatures, a wizarding village with traders, and dungeons — including a boss lair and a dementor-guarded prison.
MironMC - Cobblemon
MironMC is a feature-rich server with player gyms, quests, custom biomes, economy, and more! Battle, build, and trade in a vibrant world of Pokémon. Join us for a fun, community-driven experience like no other!
Modern Era Official
The modern era discord server pack
nocreative
A tiny mod for minecraft that pushes all players to survival.
Blood Ore Mod
This mod adds tools and armor to Minecraft that are better than netherite. Find Blood Ore to combine with netherite gold and diamond to create Blood Gems to craft armor and tools.
Chisel The Stone!
This mod aims to make building with blocks that have chiseled and brick variants with the help of a new tool - The Chisel
FPSMOD
This mod will drastically increase your fps while keeping the vanilla feel of natural minecraft.
Builder's Vanilla Additions
This mod simply adds building blocks that should already exist in Minecraft.
Better Entity Control
Take full control over mob and projectile attributes — modify health, damage, speed, armor, knockback, scale for mobs, and damage, speed, gravity, knockback for projectiles, with commands in Russian and English.
Succession
What if the world remembered what you did to it?
TESTIFICATE (TBS) HORROR
something with villagers seems a bit off...
Lone farmer house
Adds a house, separate from villages, that has loot and a villager living alone.
Ore Stars
A ingredient mod to add to modpacks and other uses
Tiny Auth
Authentication system that allows you to use almost all characters (0-9, A-Z) with dialogs.
Ronin Frontiers
A modpack for anyone looking to keep things simple with a touch of QoL
Minecraft Jedis (Redis Driver)
Up-to-date Jedis Redis client wrapped as a universal Forge/Fabric/Bukkit library for plugins like Grim.
RealmsQuest
RealmQuest - Fabric, designed for players who love epic adventures with original dungeons, bosses, and spells. It features expanded biomes, new tools.
Saleh's One Piece
The One Piece is Real!
THE PROTOCOL
A client-side analog horror protocol for Minecraft 1.21.1 where "safety" itself becomes a threat.
Moai Statues
Moai Statues around the world!
Minecraft MongoDB Driver
Up-to-date MongoDB Java sync driver wrapped as a universal Forge/Fabric/Bukkit library for plugins like Grim.
Sleepless Nights
Makes sleeping impossible, forcing you to use your time wisely.
Mace Limit's
Mace Limit is a datapack that restricts the mace to only 3 per world
Login Protection[Forge/Fabric]
Login Protection is a lightweight server-side mod that keeps players safe during vulnerable moments like login, respawn, and dimension changes.
zzzZombie World
Makes the game only spawn zombies