UO
Modpackby MRxue
Network high optimization High stability Out of the box Compatible stability
Type
Modpack
CurseForge Downloads
4,450
CurseForge ID
1340916
Last Updated
Jul 26, 2026
Description
introduction
中文版:https://www.mcmod.cn/modpack/1289.html
Ultramodern Optimization features several highly customizable optimization configuration presets, allowing you to adjust settings based on personal needs in different scenarios. You can also manually disable unwanted mods within the DLC Manager to better tailor the modpack to specific requirements. The modpack includes a built-in new categorization system and offers a one-click option to enable server-side optimizations within the presets.
Precautions
Ultramodern Optimization's default modules are sufficient for small modpacks. For large modpacks, you may need to manage settings within the DLC Manager or enable relevant optimizations in the presets.
Friendly Reminder: Optimization mods can only better utilize remaining hardware performance compared to vanilla; their effectiveness varies by hardware and could even result in negative optimization. The purpose of this optimization pack is to provide a smooth gaming experience for players in local multiplayer/modded environments. If you are a single-player client or a vanilla player, simply combining lighter mainstream optimization mods like Embeddium might already be sufficient.
In the new version of the Forge 1.20.1 2.5 modpack, the client itself is already highly lightweight and compatible with most modpacks. If you need to adjust settings in the DLC Manager, you should pay more attention to compatibility issues!
As is well known, Sodium is almost the only optimization mod that significantly boosts vanilla framerates. Combining more optimization mods aims to achieve stable framerates in multi-mod environments comparable to vanilla (meanwhile, the author is actively working on compatibility and creating optimized versions of modpacks).
FPS Improvement
The following tests were conducted in 1.20.1 Forge:
Test Configuration: CPU: Intel i7-4710HQ (4 Cores, 8 Threads, 2.5GHz) GPU: NVIDIA GTX 860M (Dedicated Graphics) Resolution: FHD (1080P)
Vanilla Settings: Render Distance: 8 chunks V-Sync: Off Simulation Distance: 5 chunks
Results: Vanilla: Approached 100 FPS. With Optimization Pack: Reached 350 FPS. Improvement: Approximately 250% increase.

Vanilla: Unoptimized

Optimization Presets
Most optimization packs simply select mods for optimization without any unique features. However, in Ultramodern Optimization, the author has adopted an integrated optimization system, and the package includes several optimization configuration presets. Most optimization mods can be incorporated into modpack clients. For 1.20.1 Forge (Optimization Pack version 2.5.2): Detailed mod compatibility is provided.

Provided modpack optimization presets

Provides more perfect optimization presets

The image above shows the optional optimizations in the DLC Manager, with most compatibility issues clearly labeled.
Acknowledgements
[NRG] Random Gun Brawl, Vanity Works, [MYBL] Profane, Infinite Craftsmanship, [FIB] Fungal Profanity, Daydream Survival, [PNAA] Nexus of All: Age of Disorder, [SiF] Roam the Wild, [CY3] Chapter of the Brave III, [TTF] Oriental Tales of Craft, [NOD] The Devil's Reverse Scale, [EJ] Journey to the Past, [IAM] Ice and M, Tale of the Ice Age, [SMNH] SMNH: New Horizons, [TGA] The Ascended: Aria of the Celestial Steps, [HATI] Primordial Ascension, [DTR] Death Tunnel: Return to the Dead, [ALONG] The Lone Star: The Witch's End. I am very grateful to these modpacks for merging my optimizations.
The optimization and compatibility of this pack would not be possible without the testing contributions of community mod authors. Special thanks to authors Awei啊 and Argon4W, community contributors zjmt777, 阿飞L, QQ user: 周延杰 (who discovered the Iron Magic issue), and many others for their testing and suggestions.
This optimization pack also relies heavily on the contributions of major modpack authors (who supported my optimization pack):
First batch of supporters: NimShade, Silentmo, FXT1206
Second batch of supporters: 某不知名传送门方块, 如梦方醒, molomiu, Lovin
Third batch of supporters: 工程师April, CoZo (provided DLC Manager), 托尼也是INFJ, 稀神旭东, RRainbow, 枫桦灰桥, 古明地觉觉子, 折纸散人, 老本願, 奕暃, 永远的安东尼, LINNAI
Special Thanks:
Author Lovin provided immense help with the compatibility of the optimization pack, and 老本願 provided promotion.
Compatibility
Mod Loaders
Game Versions
Screenshots
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Contained Mods (41)
Cloth Config API (Fabric/Forge/NeoForge)
Config Screen API for Minecraft
Architectury API
An intermediary api aimed to ease developing multiplatform mods.
ImmediatelyFast
Speed up immediate mode rendering in Minecraft
FerriteCore ((Neo)Forge)
Memory usage optimizations
Sodium
The fastest and most compatible rendering optimization mod for Minecraft. Now available for both NeoForge and Fabric!
Iris Shaders
A modern shaders mod for Minecraft intended to be compatible with existing Optifine shaders
Embeddium
A powerful, mod-friendly, FOSS client performance mod for NeoForge
Oculus
Unofficial Fork of "Iris", made to work with FML
AllTheLeaks (Memory Leak Fix)
This mod fixes memory leaks of some mods, Neoforge and Minecraft until they implement their fixes.
Lithium (Fabric/NeoForge)
An optimization mod for Minecraft which improves server performance significantly.
Load My F***ing Tags
Prevents Incorrect Tag Entries from breaking an entire Tag
Yeetus Experimentus
Yeetus Experimental Settings
Reese's Sodium Options
Alternative Options Menu for Sodium
Sodium Extra
Features that shouldn't be in Sodium
Log Begone
Fork of Shut Up Console - Tell those those annoy logs lines begone!
Fast IP Ping
Yeet the laggy reversed DNS lookup for literal IP server addresses
Flerovium
Greatly improve your fps with virtually no side-effects on graphics quality
FastBoot
FastBoot: Accelerate Your Game Loading Time
Embeddium (Rubidium) Extra
Port of Sodium Extra to work with Embeddium/Rubidium on (Neo)Forge
DEUF - Duplicate Entity UUID Fix
Changes UUIDs of loaded Entities in case their UUIDs are already assigned (and removes log spam).
Gnetum
Distribute HUD updates over multiple frames to improve performance
Immersive Optimization
A lightweight entity-tick-scheduler for doubling your TPS.
GPUTape
Fix VRAM leaks. Based on VideoTape.
Krypton Reno
Provides powerful network optimization capabilities for all mainstream systems.
Lan Server Properties
Enhance the vanilla "Open to LAN" Gui for online mode and port customization
Save My Shaky Network
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MaFgLib
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OWorld2Create
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BiomeSpy
Rewrites search algorithm for /locate and Nature Compass — 97% less time costs.
LightSpeedRe - Launch optimizations
Reduces your waiting time by loading modpacks significantly faster (currently 48% - 71%)
RuOK
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CustomSkinLoader
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Accelerated Rendering
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OPack2Reload
Prevent Minecraft from reloading the resource packs if the player doesn't really change the selected packs. Also add a "...
quick pack
Improve datapack / resourcepack zip file loading times
ThreatenGL
Threatens Minecraft to use modern versions of OpenGL
Async Logger
Asynchronous logging and efficient filtering - performance improvements and utility for keeping your logs clean
EfficientHashing
better hashing algorithm for Vec3i & BlockPos
DLC Manager
Manage optional DLC content (mods, resource packs, data packs) in-game.
OWorld2Create: Refoxed
1.21+ neoforge port of 0World2Create which prevents Minecraft from trying to create a new save when there is no existing...
DEUF - Duplicate Entity UUID Fix [NeoForge]
Changes UUIDs of loaded Entities in case their UUIDs are already assigned (and removes log spam).