Minecraft Java 1.21 Mods
Browse 54 free mods for Minecraft Java 1.21 — popular picks include Create:Custom Train Door, TQs Unstack Shulkers in item form, ManasJS.
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Create:Custom Train Door
Interactive CR400BF and CRH2A sliding train doors for Create on Minecraft 1.21.1, with ZIP-based custom textures, animations, sounds, and recipes.
TQs Unstack Shulkers in item form
Unstacks stacked shulker boxes that are in item form. Handy with mods that can stack shulker boxes in your inventory and on the ground, like tweakeroo and carpet mod.
ManasJS
ManasJS adds proper KubejS support to the ManasCore library that supports multiple mods such as Tensura Reincarnated, it includes events including for skill obtainment and removal

CardBoard SharkMI Fork
Run Bukkit/Spigot/Paper plugins on Fabric servers - SharkMI fork with enhanced mixin compatibility
Titlecard
Heavily configurable mod to customize the minecraft window title!
VehicleFramework
Advanced Framework for Vehicles [1.20.2-1.21.8]
CarLib
A modular Minecraft library built for vehicles, gameplay systems, and scalable custom development.
Rekon Sound Library
soundpack for custom trains for Minecraft Trainsit Railway
CarrasconLib Mod (1.21.1, 1.20.1) – The Key to Running New Mods
CarrasconLib Mod provides a shared set of tools that other mods need to work correctly. It is a library mod that organizes common code, helping other additions run smoothly. You will need to install this mod for other specific mods to function in the game. Features: Acts as a shared library, providing common tools for […]
Hostile Neural Networks Mod (1.21.1, 1.20.1) – Create a Digital Mob Farm
Hostile Neural Networks lets you get mob drops without fighting. You can train data models of different mobs and then run simulations. These simulations create predictions that can be turned into a mob's loot. Features: Create Data Models by using a Data Model Framework on any target mob. Train your Data Models inside a Deep […]
Radical Cobblemon Trainers API Mod (1.21.1) – Trainer Management System
Radical Cobblemon Trainers API Mod serves as the foundational framework for the Radical Cobblemon Trainers mod and replaces the now-discontinued CobblemonTrainers dependency for Minecraft 1.21 and above. This mod is created to support several features, including trainer management, custom battle mechanics, and advanced AI behavior. Features: Trainer management system with entity association (trainer registry). Support […]
Wolfhound Fairy Resource Pack (1.21.1, 1.20.1) – Texture Pack
Woflhound Fairy Resource Pack for Minecraft will satisfy your needs of seeing will-o-wisps in the forest. Does the name Tuatha De Danann means anything to you? Do you understand that the fairies were really scary bastards and not to be messed with under any circumstances? IF not, then you need to get to a library […]
Terrific Tickets Mod (1.21.1, 1.21) – Tokens And Tickets For ModFest
Terrific Tickets Mod was made during the Minecraft ModFest: Carnival event. This mod was used for participants to add tokens and tickets into their game. Certain mods that were created as submissions for the event require this mod as a dependency. The mod adds tokens and tickets, and a passcard for compactly storing both. Tokens […]
QuickWhisper
A terrifying Minecraft horror mod made on NeoForge that adds procedural jumpscares, creepy ambient sounds, and an immersive custom glitch menu.
Modpack of Redstone
That's a useful thing;It includes essential helpers like Carpet and Tweakeroo, along with various optimization mods and resource packs.
XBow Cart backport
A Backport to fix XBow Carting for Versions 1.20-1.21.6
[BETA] Cardboard - Spigot for Fabric
The Bukkit/Spigot/Paper plugin API for Fabric
Integrated API Mod (1.21.1, 1.20.1) – Library for CraisinLord's Mods
Integrated API Mod is a library mod for the Integrated Structures series by CraisinLord. It puts shared utilities such as structure types and data abstractions into one shared mod. Features: Easy to use cartographer map trades. Expanded structure block limit from 48 to 256. Custom new and improved jigsaw manager. Tons of configuration options added […]