Forge Mods for Minecraft Java
Browse 1,655 free Forge mods for Minecraft Java — popular picks include Improved Pillager Outpost, Refined Storage (Fixes) Mixin, RLFoliage.
Step by step: How to install Minecraft Java mods & modpacks
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Improved Pillager Outpost
The "Improved Pillager Outpost" Datapack revamps the standard Minecraft Pillager Outpost into a challenging, multi-level tower. This overhaul adds detailed architecture, tougher enemies, and exclusive loot, creating a more immersive and rewarding experie
Refined Storage (Fixes) Mixin
Performance fixes for Refined Storage
RLFoliage
BetterFoliage fork to improve performance, memory usage, and rendering issues.
OptiLeaves
Optimize leaves rendering and increase FPS without noticeable visual changes. Supports NeoForge and Fabric.
Fluidium
optimizes the fluid far from players by delaying its ticking.
GeckolibBetterFPS
25% faster rendering Geckolib entities
Nothirium
Improve chunk rendering performance
Fixeroo
I fix and optimize Minecraft code when i feel like it
LC²H [Lost Cities: Multithreaded]
LC²H V3 turbocharges The Lost Cities to massive cities, lightning-fast, silky smooth gameplay. Fully C²ME compatible. I’m proud of this, and hope everyone will enjoy using it :]
NoiseThreader
Improves world generation performance by multi-threading noise generators
Performance Tweaks
Several optimizations and bugfixes. Entity Collision FPS fix, Let-Me-Despawn, railway optimization and alternate current.
Workstation Recipe Exporter
Provides mod authors with more convenient visual recipe editing
Too Many Entities
Hide extra entities in order to reduce lag, especially with mob farms. The mobs still exist in the world, they are just not visible.
Mob AI Tweaks
Tweaks certain mob AIs, major or minor. Reworks the Wither and Ender Dragon boss fights!
CrescentLib
Library For My Mods.
Jauml
Jauml is a lightweight configuration library for Minecraft mods, designed to simplify JSON-based config management
Spark Unforged
A backport of the performance profiling mod Spark to 1.12.2
HU: Harium
A general-purpose optimization mod that rewrites inefficient vanilla code for AI, redstone, entities, hoppers, and physics without changing game behavior
Pipez Lag Fix
Adds eco mode to item pipez to improve performance
FTB Quests Freeze Fix
Caches the FTB Quests menu on startup to prevent freezing in game!
Quantified API
A high-performance API for Minecraft mods, built to handle tasks efficiently, reduce lag, use GPU acceleration, smart caching, and multithreading - keeping your game smooth and stable.
PolyPatcher
A Forge mod full of Vanilla bug fixes, Quality of Life improvements, and performance enhancements.
Thaumcraft 4 Tweaks
Scroll through aspect list with mouse wheel in research table, and other performance boosts
StopRendering
A small collection of render optimizations to improve performance
StellarCore
Full range of optimized mod for a better 1.12.2.

Tom's Performant Storage
Increase the performance of Tom's Storage by ~90%
Opotato
Port other optimization mods to Forge 1.16.5 & Optimize other 1.16.5 Forge mods.
Redirector
Redirect Enum#values() allocation in codes and improve game performance.
No More Pop-ups
A Minecraft mod to remove in-game pop-ups
MoesTweaks
A configurable mod that enhances gameplay with features like mob behavior tweaks, spawner controls, and performance optimizations, all off by default.
Sampler
Performance oriented debugging/administration tools
ChunkGenLimiter
Allows to limit chunk generation speed to improve server performance
Moves Like Mafuyu
A lightweight action-oriented mod designed to optimize movement experience during exploration and building.
Sweeper Maid
A lightweight mod that collects all dropped items and unnecessary entities for optimization.
LanguageReloadUnofficial
An unofficial fork of LanguageReload for (neo)forge
NoRollback
Remove (annoying) rollbacks