Mods for Minecraft Java
Browse 9,142 free mods for Minecraft Java — popular picks include Design Chimneys, Berezka API for Modern Structures, Registry Library.
Step by step: How to install Minecraft Java mods & modpacks
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Design Chimneys
Your Design Pipe Chimney!
Berezka API for Modern Structures
This mod adds integration between Berezka API and modern structures, which adds methods for easier creation of addons and adds new structures from templates.
Registry Library
this is a mod library used for making mods clean and simple with the coding part you will not have to create any custom methods for registering Happy Modding
SystemsAPI
A fabric library that abstracts Hypixel Housing's systems
MythLib
Cross-Platform library for minecraft mod development.
Runic Tome
Runic Tome gives every player one permanent magical book that automatically absorbs guide books and manuals the moment they enter your inventory, replacing clutter with a single clean library. Open the tome at any time to browse all collected books.
Scala3Std
Universal Minecraft ModLoader Scala 3 Runtime Provider
Class Gem: Core
This is a core for a series of mods with RPG mechanics, on its own it does nothing.
EnderaLib
A library plugin for all other Endera plugins
Under Control
Library with many utilities.
Doki Dweller
++REQUIRES GECKOLIB++
Trade For Gunpowder
Mod that increases trading for villager Toolsmith jobs using 32 emeralds for 64 Gunpowder (Made BY Hatto)
Sophisticated Tags
A helper mod that adds per-tier item/block tags for Sophisticated Storage chests. Useful for datapacks, scripting (KubeJS), and other mods.
Easy Block Editor
EasyBlockEditor is a Minecraft construction editor mod inspired by the Litematica mod and developed using the LDLib2 framework.
FLib-Unofficial port
An unofficial port to 1.21.1 for the FLib mod; will remain until the original creator Lothrazar hasn't finished porting
xBossBar
Create, edit and show custom BossBars with a few commands, All on a single plugin.
NewCommands
better, faster, more flexible
What Am I Looking At
A simple spiritual port of 'What Am I Looking At?' to StationAPI (Minecraft b1.7.3).
Polymer Font Utils
API for generating font files

Fubric API
Fubric API lowers your fps :D
LuckyUtils
Utility Mod for LuckyBlocks by the LuckyCrew or LuckyBlocks in general
SecureLib
Security blocks library and standalone mod to protect your base
Data Criteria
Data-driven advancement criteria
Thunderbolt_lib
A runtime bridge library and addon API for AE2 Lightning Tech, providing lightning energy capability interfaces, recipe builders, and plugin loading support for addon mods.
Entity Health Display
Fabric server-side library mod for displaying entities' health.
Create New Age NBT Tag Fix
Add NBT Forge Ore Tags to Create New Age Blocks, (Allows profiling in JEARGH)
Tooltip Tweaker
Crafttweaker addon to control tooltips better.
Craft It All!!
A mod that adds tons of new crafting recipies for some unobtainable blocks or some uncraftable ones
ScoreboardLib
A flicker-free scoreboard library with support of text up to 48 characters.
Sable: RagdollLib
A library for quick ragdoll creation via code and data packs.
GoopyUtil
Utility API meant to be paired with FNAF mods. Can also be used as a mod on its own to bring technical FNAF-themed props to the game.
Create: Kryeit
Library bringing some Create mod Events
More Variants Core
Base mod for More Variants Add-ons
CreativeHeads
A mod that adds Minecraft Heads from Minecraft Heads V2.0 to the creative inventory for easier access to builders!
Basemod
Base Mod for the TiCh Immersion Modpack
Modular Machinery (Cryogenic Simulation Edition)
A fork of Modular Machinery. The only change is how fluids are rendered in JEI. Primarily for use in Cryogenic Simulation modpack, but can of course be added to any pack.