Performance/FPS Mods for Minecraft Java
Browse 24,034 free Performance/FPS mods for Minecraft Java — popular picks include Fabulously Potato, Realism By Caleb (Survival), LightFX.
Step by step: How to install Minecraft Java mods & modpacks
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Fabulously Potato
Makes minecraft into the way Mojang wanted it
Realism By Caleb (Survival)
A highly realistic modpack, aimed to survival gameplay.
LightFX
LightFX enhances Minecraft with realistic sun and moon lighting, water reflections, lens flares, and subtle visual effects while keeping the game lightweight and performance-friendly.

Idyllon Biome-Dependent Stone Add-On
This is a resource pack that adds a few different textures to stone/ores/stone-derived blocks in certain biomes that would reasonably have different types of stone. Requires Continuity or Optifine.
Selective Entity Removal (unofficial port)
This is an unofficial port of the mod Selective Entity Removal mod, the mod allows you to hide any entity
dynamicwievdistance
Automatically adjusts View Distance and Simulation Distance based on TPS, MSPT, and server load for maximum performance.
Enhanced Frames
A simple Minecraft modpack focusing on performance
Arbitrium
Modpack for Taxphobia's minecraft server Arbitrium
HeatSMP
A high-performance, hardcore survival plugin for PaperMC. Harness heat to unlock "unimaginable power," survive the extreme conditions of $100.0^\circ$ Meltdowns, and siphon energy from your rivals.
mSurvival
A comprehensive, modular, and lightweight survival core that brings essential features like Home GUIs, Async RTP, and staff utilities into a single, high-performance package.
xBlocked
xBlocker is the ultimate plugin to control and customize the connection experience on your Minecraft server, designed for admins who want professionalism, flexibility, and full compatibility.
Marve's cap
adds marve's cap as a carved pumpkin [required optifine or cit]
Mob Spawn Checker (MSC)
A diagnostic tool that tests and displays real-time mob spawn conditions, diagnostics, and failures to save time during mod development.
Fornium
Very good optimisation modpack for max FPS
VeinMiner-PredatorYT
Stop wasting your time mining iron, coal, and gold at the start. Use VeinMiner instead break one ore block, and it’ll mine the entire vein for you.
Limited Worlds ENHANCED
A modpack based around the Legacy World Sizes mod. This modpack aims to better balance the game around having limited-size worlds, as well as enhance and tweak as much as necessary to create a version of Minecraft that feels fully-rounded and complete.
Berko's Vanilla+
A modpack that enhances the minecraft vanilla experience
Dragons and Duengons MC
This is a Dungeon, adventure and exploration themed modpack though a bit heavy it is well optimized but I would recommed allocating around 6-8 GB of memory if possible.
Visual Performance
A Visual pack with the focus on keeping good performance but still making Minecraft more pleasent to look at.
Display All Items
Make any Item be placable as a Display/Block/Item Frame (Good For Displaying Trophies)
Chewi SMP S2 Modpack (for Nvidia)
This is a heavy optimisation and quality-of-life-based modpack, designed to be used on S2 of the Chewi SMP. It includes configured settings throughout, map mods, and more!

Cheesey
Peak Minecraft vibes + Good performance and true to vanilla
Entity Cleanup
Removes many entities every so often to help reduce lag.
Quaps Attack
The ultimate client modpack for any vanilla server! Get massive FPS boosts, awesome shaders, and useful QoL features completely without requiring any server-side mods.
LagDetector
a simple plugin that adds /lagdetect command to let you see lag sources in your server
Fleshy Anvils & Inventories!
An animated fleshy reskin for the inventory, recipe book, and anvil! In order to use this resource pack, you must also have optifine or animatica!

No Ground Items
Automatically removes lag causing entities
TB-ScoreTime 1.21.x - 26.x
A high-performance, fully asynchronous leaderboard and automated reward system

What does it mean?
中文 为 Minecraft 添加全新 UI 界面,优化视觉体验... English Adds a brand new UI interface to Minecraft, enhancing visual experience...
FCB
FCreativeBlock - Block NBT Creative saved items
Alchymy's Compendium
A modpack focused on enchancing the vanilla gameplay, without adding anything to the game that changes how you play drastically.
AtlasPin
AtlasPin is a modern, intuitive plugin for managing coordinates on a Minecraft server. It allows players and administrators to create, manage, and share pins using beautiful graphical interface templates and high performance.
Too Many Noises/Mute Entity
Mute any vanilla mob with a single simple command.

Cull Everything
The ultimate rendering optimization mod for Minecraft
STYLUS MOD PACK
Modpack enfocado en mejorar gráficos, rendimiento y jugabilidad sin perder la esencia de Minecraft. A modpack focused on improving graphics, performance, and gameplay while preserving the original Minecraft experience.
RoyItems
⚔ RoyItems — Advanced MMORPG Custom Items Engine