Mods for Minecraft Java
Browse 238,638 free mods for Minecraft Java — popular picks include Iron's Spells 'n Spellbooks, RFTools Builder, Easy Villagers.
Step by step: How to install Minecraft Java mods & modpacks
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Iron's Spells 'n Spellbooks
A magic mod bringing back the classic RPG spellcasting fantasy.
RFTools Builder
RFTools addon mod adding the builder, shield system and much more
Easy Villagers
Never get annoyed by villagers again!
Blue Skies
Blue Skies is survival mod that adds aspects like dimensions, dungeons and more in a light and dark scenario.
Forestry
Bringing bees, butterflies and more trees. as well as eco-friendly energy production and mail to Minecraft.
YUNG's Bridges (Forge/NeoForge)
Adds beautiful naturally generated bridges throughout the world
YUNG's Better Desert Temples (Forge/NeoForge)
A complete redesign of Minecraft's desert temples!
YUNG's Better Witch Huts (Forge/NeoForge)
Adds overhauled witch huts to swamps!
Too Fast
Fixes "moved too quickly".
RFTools Utility
General RFTools blocks that don't fit in a more specific category
WanionLib
Shared code library used by all WanionCane mods!
ShetiPhianCore
Required for ShetiPhians Mods
Tesla Core Lib
Minecraft library useful in creating power hungry machines
Occultism
A magic mod inspired by the world of Jonathan Stroud's Bartimaeus. With the help of occult rituals players can summon entities from the "Other Side" to perform magic.
YUNG's Extras (Forge/NeoForge)
Extra structures, features, and vanilla+ content suitable for any modpack
Powah! (Rearchitected)
A tech mod that adds various ways to generate, store and transmit Energy.
Fast Async World Save[Forge/Neo/Fabric]
Prevent lag-spikes and data loss during intermittent world saves

Crash Utilities
Utilities for Server Admins
Puzzles Lib
Why is it called Puzzles? That's the puzzle.
InsaneLib
A set of common classes and utilities used by Insane's mods
Overloaded Armor Bar
Allows the armor bar to wrap and change color with better than diamond armor
Simple Discord Rich Presence (Forge / Fabric)
Simple Discord Rich Presence
Konkrete
Just another boring library mod.
Clickable advancements
Click advancement in chat to open its location. Helps players getting into different mods
Ding (Forge)
Plays a configurable sound when Minecraft loads and reaches the Main Menu, connects to a server or finishes reloading resources.
FPS Reducer
Reduce GPU and CPU usage automatically when no user operation exists.
p455w0rd's Library
Lib Mod to consolidate common functionality used across p455w0rd's Mods
Simple Magnets
Simple Magnets adds Magnets that pickup items around the player!
Mouse Tweaks
Enhances inventory management by adding various functions to the mouse buttons.
Balm
Abstraction Layer for Multi-Loader Mods
LambDynamicLights - Dynamic Lights
Adds dynamic lights to Minecraft as the most feature-complete and optimized dynamic lighting mod.
Spartan Weaponry
Weapons Galore! A whole new arsenal of weaponry made for Minecraft!

Environmental Tech
A Tech mod filled with lots of multiblock machines. All machines run off or generate RF/Forge Energy.
Thaumcraft
Thaumaturgy is the capability of a magician to work miracles. This is what this mod is all about - drawing magic from physical objects in the form of Essentia and reshaping it to perform miracles.
Natura
Natura
Memory Settings
Startup warning to configure the proper amount of ram/memory for java, prevents micro stuttering/freezing problems.