Fabric Mods for Minecraft 1.21
Browse 65 free Fabric mods for Minecraft 1.21 — popular picks include Custom Mob Spawns (Renewed!), Better Copper Golems, CobbleHunter.
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Custom Mob Spawns (Renewed!)
Simple configurable mob spawning (1.21.5+). Fork of Custom Mob Spawns (which is a fork of Custom Spawns) that supports 1.21.5 and beyond.
Better Copper Golems
Unleash the true power of copper golems!
CobbleHunter
CobbleHunter is a client-side mod to notify spawns of Pokemon on the wishlist. This has a menu where you can select Pokemon (default key H) and filter by gender and shiny.
TickShield
Prevents lag spikes and TPS drops by stabilizing heavy workloads without changing vanilla behavior.
Evan's Vanilla+ 2
A Vanilla+ Modpack for 1.21! It adds new mob mechanics, new world generation, dungeons, mobs, and items to Minecraft!

UniverseGate
Create your own portals between long distance and dimensions and discover the Rift dimension!
PyCraft IDE
An in-game Python IDE for Minecraft that allows scripting and interaction with the game through a Python API.
poopool
Additional mobs, updated mob mechanics, & cat_jam. Also comes with voice chat, essential & performance mods.
Better Reimagined
Enjoy this survival experience in an epic and immersive adventure. It introduces new mechanics that enrich gameplay with dynamic combat, while vibrant new biomes and impressive structures encourage exploration with unique and challenging mobs
Carpet-YBS-Addition
This is an expansion mod for Carpet that offers useful or useless features for YBS Server.
NoCollision
NoCollision allows you to disable or fine-tune collision between players, mobs, and players vs mobs.
my-bot-mod
Carpet-style fake players (bots) for Fabric 1.20-1.20.4 - spawn & control bots, non-blocking A* pathfinding, a Command Baton to send them anywhere, skins, inventory & ender chest access, and bots that persist across restarts.
Harmony I
A seamless and enjoyable modpack that transforms Minecraft with well-balanced development, fresh mobs, and mechanisms. Bronze progression, explore structures, complete quests, and dive into a world where every mod tastes like vanilla.
YouShallNotMove
A simple mod that prevents entities from being moved
Ali's PvP (Phone)
Fully optimized for Android with, performance tweaks, and seamless mobile PvP gameplay.
Adaptive Entity Prioritization (AEP)
AEP dynamically reduces lag by throttling mob AI and item merge checks based on server strain.
CloudeEngine
The ultimate performance upgrade for mobile players. This engine optimizes hardware efficiency under the hood to deliver a fluid, stutter-free experience while maintaining a 100% vanilla look.
UniversalMobFoundry
New generation of generators! You can buy monsters, simulate their loot, and upgrade the generator.
No Duping
Various toggles for disabling dupes (rails; carpets; tnt; gravity blocks; tripwire hooks).

Call Your Friends│呼朋引伴
Use your goat horns to call your animal friends.│使用山羊角來呼喚你的動物朋友。
No Nether RoofSpawns
A lightweight Fabric mod that intelligently controls mob spawning on the Nether roof

Nautilus Drops│鸚鵡螺掉落物
Nautilus will drop items when killed in any way.│鸚鵡螺無論以何種方式被擊殺都會掉落物品。
Villera
Turn villages into living economy hubs with biome-adaptive banks and markets, secure currency, rentable chunk claims and performance-friendly stacked spawners
CreeperBoom
Control the behavior of Creepers after exploding
technis
TECHNIS is a voice-activated AI assistant for Minecraft 1.21.4 - like Jarvis. Speak to the mic, TECHNIS sees your inventory, health, mobs, and replies with speech. Animated orb HUD, proactive alerts, info panel, in-game config. Requires Groq API key.
No Ominous Banners
Pillager Captains no longer drop their banners upon death. This ensures unclogged farms and boots performance
Methane Mod (1.21.1, 1.20.1) – Dynamic Chunk Shading
Methane Mod is a Minecraft optimization mod designed to improve performance and enhance gameplay. Features: Optimizes chunk shading updates, allowing players to adjust the delay for smoother performance. Fixes issues with mushroom placement mechanics, ensuring better functionality. Includes translations, such as Korean (ko_kr), for broader accessibility. Addresses various bugs, including issues with hostile mob spawning […]
Simply Better : a simple experience(kinda)
this modpack simply makes minecraft better by adding new structures, new mechanics, new equipment and new mobs without making it too complex.(simply better, duh)
sound rader
A Fortnite-style sound radar HUD that shows nearby players, mobs, attacks and projectiles as icons on your screen. Fully configurable via Mod Menu — adjust detection range, icon size, colors and toggle each event type on or off.