Fabric Mods for Minecraft 1.21
Browse 3,630 free Fabric mods for Minecraft 1.21 — popular picks include Supply Reminder, AutoExecutorMod, Knowledgebound.
Updated daily
Supply Reminder
Remind you about your supply, for server Better Towny (read only, does not automate it)
AutoExecutorMod
Automatically execute multiple commands from text files in a single game tick.
Knowledgebound
KnowledgeBound is a server-side RPG skill progression and balancing mod for Minecraft (Fabric 1.21.1). It replaces standard vanilla progression with a time-and-action-based knowledge system.
X-Performance
X Performance is an optimization-focused Minecraft modpack designed to maximize FPS, reduce lag, and improve overall performance while preserving the vanilla gameplay experience
Trivaton
An industrial mod that adds Thiorite, Mythium, and other interesting things.
BlockNadzor
Bureaucratic restrictions and censorship in Minecraft.
AmenityCraft
A mod that adds some unique amenities that help in builds, repairing items, and automation of certain blocks in minecraft.
Dumbfounded Mod
Dumbfounded™ stuff. For now, there is only proximity voice chat which is still in development.
BulbTickFix
Reverts the copper bulb's tick delay from instant back to 1 gametick, just as it was in the first few snapshots.
[SaS] Scraps and Salvage
Allows armor and tools to be salvaged into scrap which can be crafted into ingots.
regionmod
EN: Simple mod with commands to check biomes in a selected area. Set two positions and scan biomes inside. Has a size limit to avoid lag. Future updates may be added.

Panex's Technical Modpack
This modpack is your one-stop-shop for everything techincal related!
Respawn Invulnerability Remover
You can turn the invincibility state on or off when you respawn!!
TERRADRILL
Forget ordinary pickaxes! TerraDrill introduces high-performance tools that use energy cores to excavate with speed and thermal efficiency.
Arrow Owner
When an arrow is shot it will store the Owner and the UUID of the entity that shot it so you can bus those arrows along to your newly made voodoo machine
BetterPVE
BetterPVE improves vanilla Minecraft PvE with progression tasks, cave encounters, stronger mobs, useful automation blocks, PvE currency, rewards, and a built-in shop.
The Upper
My Minecraft mod adds a completely new dimension to the game.
Chat to Advancement
When someone unlocks an advancement, clicking the advancement title in the chat bar will jump to the corresponding advancement page.
Skull Boost
Collection of FPS boosting mods and essential mods for pvp. Brings every single mod you will need for PVP. Runs on Vulkan Mod
Cobalt Age
An expanded redstone, up to 60 power lenght, waterloggable, optimized, with vertical relays, incompatible with redstone, and blue! It comes with minerals and block sets.
Aetherlight
Aetherlight mod for aetherlighters, adds automatons to fight and aethermeter, is still being worked on.
Kit Manager
A Datapack that lets you save your inventory into a kit to then load it later down the line!
Nano's Performance
This is my own performance mods that I have been using and are great for both single and multiplayer, offering high and stable FPS, with only a few small QOL mods.
Stream Control
Stream Control lets your Twitch chat control Minecraft in real time with movement, actions, custom key inputs, and Bits-based mob spawns.

⚡ Moamaxs Tools Mod
Moamaxs Tools Mod ⚡ Tools & Fullbright
SpyHITW-Mod
A client side dependency mod, to render walls of hole in the wall and calculate physics.
Alt cursor
Shows the mouse cursor while holding Alt, without pausing the game.
Legacy Bridge
Converts legacy Minecraft maps (1.0-1.12.2) to modern 1.21.10 - migrates command blocks, resource packs, and outdated block data automatically.
Are you Human?
Whenever you do stuff you get asked a question (e.g. Are you human)
CordLink
Positional Discord Voice Chat for Minecraft
PROXY protocol Wrapper
A lightweight Fabric server-side mod that adds native support for the HAProxy PROXY protocol v2 to forward real player IPs.
Soul Works Mod
This is a mob spawn utility mod.
Octaves of the One
A Fabric tech mod for Minecraft 1.21.4 themed on Walter Russell's two-way universe of rhythmic balanced interchange. Draw Light from the still centre, wind it through the octaves, and spend it across a wired and wireless grid.
Anti crystal/anchor damage
This mod makes it so that end crystals and respawn anchor explosions don't deal any damage whilst preserving the knockback and destruction.
Reinforced Netherite And More
Don't want your two week Minecraft phase to end? Reinforced Netherite And More solves YOUR boredom with custom OP effect YOU truly EARN !

GlowSense
This mod provides real-time visual cues for combat, tools, and survival, highlighting the best weapon, tool, or food based on the situation to make gameplay more intuitive and responsive.