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Minecraft Java 1.21 Mods

Browse 3,590 free mods for Minecraft Java 1.21 — popular picks include ShaderAPI, (ARCHIVED) EnchantedBookLib, VillagersTradingPlus.

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ShaderAPI
1.21.4fabric

ShaderAPI

Let servers send you shader packs.

3.7kdownloads
(ARCHIVED) EnchantedBookLib
1.21.1neoforge

(ARCHIVED) EnchantedBookLib

A Fabric and NeoForge library mod which tries to make multiplatform just a bit easier (and mostly for my mods).

3.7kdownloads
VillagersTradingPlus
1.21.8neoforge

VillagersTradingPlus

Add, replace or delete the trades of any villager, change the currency, gate trades behind conditions and reprice them, all from a datapack.

3.7kdownloads
Spell Collector Lib
1.21neoforge

Spell Collector Lib

A lightweight library used in Iron's spells n spellbooks addons to "collect" spells from curios items

3.6kdownloads
OcleLib
1.20.1fabric

OcleLib

Just my mods library

3.6kdownloads
Easy Model Entities
1.20.1forge

Easy Model Entities

Turn Blockbench models into simple Minecraft entities without writing Java code.

3.6kdownloads
Waystones Plus
1.21.1neoforge

Waystones Plus

This project reworks Waystones UI to make it more user friendly

3.6kdownloads
PantheonAPI
1.21.1neoforge

PantheonAPI

Not a mod that does one thing. It is a shared platform layer that other future Pantheon mods will depend on. Currently 9 mods planned to plug into this.

3.6kdownloads
Qa Villager Extends & Waste Innovations
1.21.1neoforge

Qa Villager Extends & Waste Innovations

This mod enriches Minecraft with new villager professions, practical work blocks, optimized resource recycling, Qa rosegold, and more.

3.6kdownloads
Virtual Motion Capture for Minecraft
1.21.11fabric

Virtual Motion Capture for Minecraft

Gives your Minecraft client the power to send VMC protocol data for vtuber models.

3.6kdownloads
AStages FTB Quests
1.21.1neoforge

AStages FTB Quests

Adds a bridge between AStages and FTB Quests.

3.6kdownloads
All_Recipes
1.21.4neoforge

All_Recipes

A few new recipes that are sure to come in handy.

3.6kdownloads
TFC Mantle Mountains
1.21.1neoforge

TFC Mantle Mountains

Makes TerraFirmaCraft mountains larger.

3.5kdownloads
Socialismus
1.19

Socialismus

Improve communication between your players in a modern way

3.5kdownloads
Quests: Item Rewards
1.21.1neoforge

Quests: Item Rewards

Adds placeholder items for use in Quests — ideal for rewards, tokens, and custom crafting.

3.5kdownloads
Nice Huds
1.21.5

Nice Huds

Bossbar Huds for players holding Clocks, Compasses and Recovery Compasses. Also adds a calendar/time based event system including seasons.

3.5kdownloads
Common Storage Lib
1.21.1fabric

Common Storage Lib

A library mod abstracting Capabilities/ApiLookups, Data Attachments, and Item/Fluid/Energy Storage for NeoForge and Fabric

3.5kdownloads
Recorder Ingame
1.21.11fabric

Recorder Ingame

Recorder Mod is a lightweight in-game recorder for Minecraft that lets you record gameplay and game audio directly to MP4 files without needing OBS or other external software.

3.4kdownloads
PuddingAPI
1.21

PuddingAPI

A collection of my shared libraries.

3.4kdownloads
[JET] Just Enough TaCZ
1.21.1neoforge

[JET] Just Enough TaCZ

This mod adds config that allows you to remove guns from TaCZ and its addons from the game, without touching zip files.

3.4kdownloads
env.json
1.21fabric

env.json

A small FabricMC library allowing to convert an `env.json` file into a Java Object. It is mostly used by Environment Driven Assets and Environment Driven Data.

3.4kdownloads
ServiceIO
1.21.3

ServiceIO

A Vault drop-in replacement with a new and modern API

3.4kdownloads
MKFACTION
1.21.1neoforge

MKFACTION

An MMO-like faction system for NPCs

3.4kdownloads
FurWatch
1.21.1neoforge

FurWatch

Login and user Management Mod with Additions for Building Blocks in 1.21

3.4kdownloads
Reload World Button
1.21.9fabric

Reload World Button

Speed up reloading a world to allow for quicker dynamic registry changes. Client-side & Singleplayer only!

3.4kdownloads
MKNPC
1.21.1neoforge

MKNPC

MMO-inspired extension to various aspects of Minecraft NPCs

3.3kdownloads
Dynamic Ore Veins
1.21.3neoforge

Dynamic Ore Veins

An API for creating and shaping custom large ore veins with datapacks!

3.3kdownloads
BattleTracker
1.19.4

BattleTracker

Standalone Minecraft plugin and BattleArena companion for tracking PvP & PvE stats, featuring leaderboards, combat logging, damage indicators and custom death messages.

3.3kdownloads
Adventure Item Names
1.21.1neoforge

Adventure Item Names

Unique names for weapons, tools, armour and items found throughout your world.

3.3kdownloads
Kinecraft Serialization
1.20.1fabric

Kinecraft Serialization

Library that adding kotlinx serialization support for Minecraft classes

3.3kdownloads
Crafting Essentials (Enchanted Golden Apple Edition)
1.21neoforge

Crafting Essentials (Enchanted Golden Apple Edition)

This mod simply adds a recipe for the enchanted golden apple

3.2kdownloads
PvP Bot Formation Addon
1.21.11fabric

PvP Bot Formation Addon

PVP Bot Formation PVP Bot Formation is an addon for PVP Bot v0.0.13A that adds automatic grid formation controls for bot groups.

3.2kdownloads
PerWorlds
1.21.11

PerWorlds

A plugin that allows you to store player data per world

3.2kdownloads
Data Config
1.21.10neoforge

Data Config

A mod that gives Minecraft datapacks a visual graphical configuration interface. Datapack authors only need to write simple JSON configurations, and players can adjust datapack parameters directly through the Cloth Config interface in-game, without manuall

3.2kdownloads
RocketPlaceholders
1.7.2

RocketPlaceholders

Create custom placeholders for PlaceholderAPI with a lot of custom conditions.

3.2kdownloads
Blueprint (API)
1.21.11fabric

Blueprint (API)

Build & develop infinitely sized structures

3.2kdownloads