Minecraft Java 1.21 Mods
Browse 330 free mods for Minecraft Java 1.21 — popular picks include Chat-With-NPC, Sprunki Incredibox, Some Basic Skills.
Updated daily
Chat-With-NPC
Chat-With-NPC allows players to freely chat with NPCs, who will answer questions based on his setting (Basic Prompt) and the setting of their Groups (Nation, City, Town ,etc.). Suitable for RPG maps or puzzle maps.
Sprunki Incredibox
Have you ever heard of the Sprunki Incredibox? Well, here it is! This adds all of the Sprunki characters to the game! I hope my mod is a lot better than the other Sprunki mods, because I have cool animations!
Some Basic Skills
A simple UI made for my skill trees.
MKChat
MMO-style Chat Revamp
Physical Vehicles
A REAL physically accurate vehicle simulator on a datapack! You can arrange physical races, drift challenges and RPG situations!
MKCORE
Core of the MK RPG Framework
Easy Model Entities
Turn Blockbench models into simple Minecraft entities without writing Java code.
AStages FTB Quests
Adds a bridge between AStages and FTB Quests.
Quests: Item Rewards
Adds placeholder items for use in Quests — ideal for rewards, tokens, and custom crafting.
Common Storage Lib
A library mod abstracting Capabilities/ApiLookups, Data Attachments, and Item/Fluid/Energy Storage for NeoForge and Fabric
MKFACTION
An MMO-like faction system for NPCs
MKNPC
MMO-inspired extension to various aspects of Minecraft NPCs
Vulgar's PvpBot
Pvpbot is an mod that uses carpet as a dependency it adds players that can be summoned through commands, these players have advanced combat ai and can be used to practice PvP (Player Versus Player)
RPG Skill Trees 2
A collection of 4 (for now) skill trees based on RPG archetypes.

Musical Instrument Library (Mib)
A library adding common to use musical instruments.

PowerChord
A component-driven RPG instrument system - you know, hunting-horn-likes!
LMCommonCore
Coremod enabling easier creation of multiplatform mods and providing shared functionality for my mods
One punch Man (Anime)
Experience the power of One Punch Man in Minecraft! This Fabric mod adds insane strength, abilities, and anime-inspired gameplay. Fabric API required.
CobbleQuestBridge
Bridge Cobblemon captures to stats and scoreboards for FTB Quests
Extra Touches
A small collection of fun and useful additions to enhance your Minecraft world.

NModUtils
Provides common code for tnoctua's mods to prevent duplication and memory bloat
Heaven Destiny Moment
Provide api for various event creation, such as blood moon, raid, allowing the use of data pack custom
RPG Crafting
Introduces an alternative/replacement/addition to the traditional crafting system. It is heavily inspired by games like Valheim and Terraria.
BlueLib Common
BlueLib is a Minecraft modding library designed to handle a wide range of modding tasks. It includes systems for simplifying code development, with support for data packs and resource packs. The goal is to make modding more accessible!
Sympathetic Attributes
RPG Attributes library mod that adds custom attributes that enhance gameplay. Designed mainly for rpg, advanture modpacks. It is the core mode/depency for upcoming mods.
Alive
Alive brings villagers to life through AI conversations, create unique world and character personas in game using Books and Quills. Powered by baarilliant.ai's Gaming Gateway - no API keys or signup required, with a free tier available.
Simply Enchantments
This mod adds allot of new and exciting enchantments in the game!
nub-lib
Library for common functionality between my mods
TotemAnimations
Play CustomModelData totem animations
OriginsxTrinkets
This mod allows player to create their own custom trinket items using the origins mod
Every API
As you read the name this modpack adds all the API's that are present in the Minecraft API library. You can now download any mod without worrying about the API's that you will need to find manually, just download this modpack and you're all set.
Unnamed Common Library (UCL)
A very simple, easy to use configuration library that fits right in your mod!
The Collective, The Aeronautical Edition
A create Aeronautics Modpack Made for The Collective SMP
XunLib
A common code library designed to ease mod development
Ai Helper
Chat with AI directly in your Minecraft world! Transform your Minecraft experience by bringing the power of artificial intelligence right into your game. No more alt-tabbing to ask questions or get help
TitanEconomy
The ultimate all-in-one Server Core: Economy, GUI Shop, Auction House, RPG Leveling, Physical Bank Notes, and a sleek HUD. Native support for Paper, Spigot & Purpur.