Fabric Mods for Minecraft 1.21
Browse 6,837 free Fabric mods for Minecraft 1.21 — popular picks include MoreMcmeta (Fabric), DarkSleep - RPG Sleep Percentage, Wither Spawn Fix.
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MoreMcmeta (Fabric)
Animate almost any Minecraft texture with JSON and OptiFine files. Texture configuration API. 1.16-1.21
DarkSleep - RPG Sleep Percentage
RPG Theme, Changes the sleep percentage required of a server to 50% allowing only half the players to sleep to progress the night.
Wither Spawn Fix
Fixes the issue where grass and other small blocks obstruct Wither spawning!
quick pack
Improve datapack / resourcepack zip file loading times
Smart Particles
A performance mod that greatly optimizes particle rendering and particle limits.
Clavis
Locked chests open through a skill-based mini-game, with better performance giving better loot
Hero's Anchor Optimizer
A mod that optimizes respawn anchor explosions on servers Allowed pretty much everywhere
FastChest
Makes chests use static block models for improved performance.
Shut Up GL Error
Fixes invalid keycodes logging obnoxious and constant messages
Slimes Adventure
that time i got reincarnated as a slime modpack for minecraft
OptiLeaves
Optimize leaves rendering and increase FPS without noticeable visual changes. Supports NeoForge and Fabric.
Improved Pillager Outpost
The "Improved Pillager Outpost" Datapack revamps the standard Minecraft Pillager Outpost into a challenging, multi-level tower. This overhaul adds detailed architecture, tougher enemies, and exclusive loot, creating a more immersive and rewarding experie
Boosted FPS (Performance Optimized) (FB)
FPS Boosting Modpack Featuring Performance Mods! on Fabric 26.1+ Latest

Cobblemon Delta
Pokemon Cobblemon Pack - QoL and Performance mods! The server included in the pack has Mega Evolution, Paradox Pokemon, Area Zero, Real Player Gyms, Raids, Dungeons, Pokemon Fishing!
Performance Tweaks
Several optimizations and bugfixes. Entity Collision FPS fix, Let-Me-Despawn, railway optimization and alternate current.
Too Many Entities
Hide extra entities in order to reduce lag, especially with mob farms. The mobs still exist in the world, they are just not visible.
Mob AI Tweaks
Tweaks certain mob AIs, major or minor. Reworks the Wither and Ender Dragon boss fights!
Jauml
Jauml is a lightweight configuration library for Minecraft mods, designed to simplify JSON-based config management
Quantified API
A high-performance API for Minecraft mods, built to handle tasks efficiently, reduce lag, use GPU acceleration, smart caching, and multithreading - keeping your game smooth and stable.
Carpet PVP
Fork of Carpet Mod that fixes PVP-related bugs with carpet fake players and adds some new commands.
XPlus ContingameIME
An unofficial continuation of an unofficial continuation of IngameIME. Use input method in full screen Minecraft.
StutterFix
Reduce stuttering when generating new chunks
No More Pop-ups
A Minecraft mod to remove in-game pop-ups
Anchor Optimizer
Makes anchoring look like zero ping, Allowed on VTL And mcpvpclub
Hoplite for Lunar Client
Tailor-made list of popular mods to enhance your gameplay experience on Hoplite through Lunar Client, including in-game proximity voice chat.
ResourcePackCached
Keeps server resource packs loaded, so they don't need to be reloaded when you rejoin.
Dimensional Threading Reforked
Optimizes all your server dimensions distributing the load on multiple threads
CobbleBoss
A mod that allows you to infinitely add and customize your own exclusive Bosses in the Cobblemon world.
Weather Refined
Replaces vanilla rain & snow with improved, more polished particles. Less visual clutter, more atmosphere.
MoreMcmeta
Animate almost any Minecraft texture with JSON and OptiFine files. Texture configuration API. 1.16-1.20
Async Logger
Asynchronous logging and efficient filtering - performance improvements and utility for keeping your logs clean
Cobblemon Brasil [Mobile]
Mod optimized and translated into PT-BR, made to run Cobblemon on Mobile with Pojav.
Fast Recipe Search
Significantly speed up recipe search.
SmoothMenu Refabricated
Removes the main menu FPS limit. Fabric port of SmoothMenu by BookerCatch
Clumps
Merge experience orbs and instant pickup experience orbs to reduce lag!
Riding Mouse Fix
Fixes the sluggishness of the mouse when riding on entities.