Fabric Mods for Minecraft 1.21
Browse 66 free Fabric mods for Minecraft 1.21 — popular picks include Cobblemon Black&White Battle Music, Colly SMP [NO LONGER UPDATING], Mandarin World.
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Cobblemon Black&White Battle Music
Adds music from Pokémon Black&White to Cobblemon battles
Colly SMP [NO LONGER UPDATING]
The Official Datapack used in the Colly SMP, no changes, no tweaks, THE REAL DEAL!
Mandarin World
RU: Сканер мобов (ESP). Зажми ПКМ на 3 сек. Вкладки: Tools & Utilities. EN: Mob Scanner (ESP). Hold R-Click for 3 sec. Tab: Tools & Utilities.
Saltpeter Gunpowder
A vanilla-friendly, immersive, well researched gunpowder crafting mod with no feature creep and no world generation tweaks.
Mob Grow Up Tweaks
Customize how quickly mobs grow up
Moepack
Lightweight modpack with minimap, enhanced mob AI, and high performance
PP SMP
Official modpack for PP SMP, a private vanilla 1.21.4 server consisting of 2 main teams competing against each other. Contains shaders, optimizations, and quality of life mods.
Leader Zombie Tweaks
[OBSOLETE] Appearance & stat changes to leader zombies, addon to Zombie Improvements
No Peaceful Despawn
Keeps monsters in Peaceful Mode with gamerule tweaks.
Entity Logger
Entity Logger is a utility mod that records mob positions in real time and saves them into a log file.
simplequalityoflife
a simple quality of life mod to accumulate some customizable features in one projekt.
Some Tweaks
A few improvements for Minecraft, just a few
Ali's PvP (Phone)
Fully optimized for Android with, performance tweaks, and seamless mobile PvP gameplay.

Threat Radar
Top-right HUD mini-radar showing hostile mobs within 32 blocks. Facing-up minimap-style with distance to the nearest threat and a creeper counter. Toggle with R.
Progression Reshuffled
A mod that focuses on reworking Minecraft's Progression, from Mob Tweaks to Tool Rebalancing
Ultimate Vanilla
A fully configurable collection of vanilla survival tweaks
Balance Silverfishes
Makes some small tweaks to the silverfishes
Soul Works Mod
This is a mob spawn utility mod.
Carpet Minitweaks Mod (1.21.11, 1.20.1) – Extension for Carpet Mod
Carpet Minitweaks Mod is an extension for Carpet Mod with many small, mostly survival-related features and game mechanic changes. Features: Carpet Rules: In-game with /carpet list minitweaks By default, every rule is disabled, but can be enabled with /carpet (rule name) (value) Rules List: allChargedCreeperHeadsDrop All mobs killed by a charged creeper drop their head […]
Gavin's Extensible Client Mod (1.21.5, 1.20.1) – Utility With X-Ray, ESP, And Combat Tools
Gavin's Extensible Client Mod is a powerful client-side utility mod packed with performance tweaks, visual aids, and automation tools for Minecraft. It includes features like X-Ray, ESP (for mobs, items, chests), Kill Aura, NoClip, and more. Features: X-Ray, Full Bright, and multiple ESP types (mob, item, chest, block) Combat tools: Kill Aura, Auto Crit, Wall […]
Rug Mod (1.21.1, 1.20.1) – Extension For Carpet Mod Adding Loads More Rules
Rug Mod is a lightweight utility mod designed to assist Minecraft mod developers and technical players with debugging and testing. Features: Adds useful Carpet mod-style settings and logging tools Allows runtime configuration via commands Provides extra debug information about game mechanics and events Includes tick profiling and loggers for block updates, entity movement, etc. Designed […]
Tick Tweaks Mod (1.21.5, 1.20.1) – Smarter Tick Management
Tick Tweaks Mod is a performance mod that dynamically adjusts the tick rates of entities and block entities based on current server TPS (ticks per second). Features: Dynamically adjusts tick rates for item entities, block entities, and mobs. Lower server TPS = slower tick rates, reducing lag. Fully server-side; no client installation needed. Includes additional […]
Carpet Gamerules Mod (1.21.4, 1.20.1) – Lightweight Gamerule Tweaks For Carpet Mod
Carpet Gamerules Mod is an extension mod for Carpet Mod that integrates all of Minecraft's vanilla gamerules into the Carpet settings system. This makes it possible to manage both Carpet-specific and vanilla rules consistently using Carpet commands and automation. Features: Adds vanilla gamerules as Carpet settings Allows gamerule automation and scripting using Carpet commands Integration […]
Mob Tweaks Mod (1.21.5, 1.21.1) – Lots of Exciting Changes of Mobs
The Mob Tweaks Mod brings a lot of exciting changes to Minecraft, enhancing your interaction with various mobs in the game. This mod offers numerous tweaks, buffs, and nerfs to improve gameplay and add new features. Axolotls are stronger with more health and attack damage, and Illusioners make their debut in the game. Mobs now […]
Despawn Tweaks Mod (1.21.1, 1.20.1) – Smarter Despawning
Despawn Tweaks Mod fixes cases where mobs will be prevented from despawning. Features: Allows mobs that pick up items or gear to despawn naturally. Drops held loot properly when mobs despawn. Allows mobs that spawn from spawners to bypass this rule, optionally only in specific structures. Improves performance on both dedicated servers and in singleplayer. […]
Litematica Printer Easyplace Extension Mod (1.21.1, 1.20.1) – Redstone-Aware Fast Block Auto Placement
Litematica Printer Easyplace Extension Mod provides a redstone-aware fast block auto placement system built on top of Litematica’s EasyPlace. It supports directional blocks, accurate placement protocols and various automation utilities for technical builds. Features: How It Works Supports directional block placement on vanilla servers using Fake Rotation. Can use accurateBlockPlacement with carpet-extra on the server […]
Armorful Mod (1.21.1, 1.20.1) – Illagers Get An Upgrade
Armorful Mod adds armor for various mobs naturally where vanilla does not. It adds armor to illagers during raids and patrols, and allows Drowned to spawn with armor. It's a port of Illagers Wear Armor, just with a few slight tweaks, bug fixes and new features. Features: Mobs can naturally spawn with armor, adding variety […]
[BTWR Component] Hardcore Mob Tweaks
Tweaks mobs to be more automatable for BTW-style mob farms
Simple World Map
A simple minimap and world map for Minecraft. See terrain, track nearby mobs, mark waypoints, and explore caves with ore highlights. Works in all dimensions.
MC Insert
Insert is a simple vanilla+ modpack made for friends who want more from Minecraft without straying far from the original feel. It adds new structures, mobs, and quality-of-life tweaks—perfect for groups wanting a fresh but familiar survival experience.