CurseForge · Minecraft mod
ObsidianOptimization
A Super Lightweight Mod Boost Your Game By sxrth
Quick answer
Which ObsidianOptimization release matches Fabric?
ObsidianOptimization-1.7.2.jar targets 1.21.8, 1.21.5, 1.21.4 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is ObsidianOptimization required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does ObsidianOptimization-1.7.2.jar need?
ObsidianOptimization-1.7.2.jar on Fabric. Every mod below is checked against that same setup.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add ObsidianOptimization without breaking your instance.
Built for ObsidianOptimization-1.7.2.jar on Fabric. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use ObsidianOptimization-1.7.2.jar. It targets 1.21.8, 1.21.5, 1.21.4 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside ObsidianOptimization-1.7.2.jar. It opens that exact file at the source.
About this project
What does ObsidianOptimization add?
🖤 ObsidianOptimization
ObsidianOptimization is a performance-focused Minecraft Fabric mod designed to deliver higher FPS, smoother frametimes, reduced stuttering, and a more responsive gameplay experience.
Built with competitive gameplay in mind, ObsidianOptimization focuses on reducing unnecessary client-side workload while maintaining Minecraft's original gameplay and visual experience.
🚀 Features
⚡ FPS-focused optimizations
📈 Improved frametime stability
📉 Reduced FPS drops and stuttering
🧱 Chunk rendering optimizations
👁️ Entity rendering optimizations
✨ Particle optimizations
🌫️ Rendering and visibility optimizations
🧠 CPU workload optimizations
💾 Memory and allocation optimizations
🎮 Competitive PvP Performance Mode
🔄 Adaptive performance features
⚙️ Performance-focused configuration
🛡️ Compatibility-focused design
⚔️ Built for Competitive Minecraft
ObsidianOptimization is designed with PvP and high-performance gameplay in mind.
Whether you're playing:
⚔️ Sword PvP
🪓 Axe PvP
🔨 Mace PvP
🧪 Pot PvP
💎 Netherite PvP
🏹 UHC
🏝️ SMP
🏆 Ranked PvP
ObsidianOptimization aims to provide:
Higher FPS. Lower frametime. Less stutter. Faster response.
🧩 Designed to Work Alongside Sodium
ObsidianOptimization is designed to complement existing performance mods rather than replace them.
It avoids unnecessary aggressive modifications to Minecraft's main rendering pipeline, helping reduce compatibility issues with other optimization mods.
Recommended setup:
Fabric + Sodium + ObsidianOptimization
Optional:
Fabric + Sodium + Iris + ObsidianOptimization
📚 SxrthLib
ObsidianOptimization uses SxrthLib as its shared library foundation.
SxrthLib provides common APIs and utilities while keeping ObsidianOptimization focused on performance.
🛡️ Compatibility First
ObsidianOptimization is designed with compatibility in mind.
The mod aims to:
Avoid unnecessary renderer overwrites
Minimize invasive mixins
Preserve vanilla gameplay
Work alongside other Fabric mods
Keep performance features modular
⚠️ Performance gains depend on your hardware, Minecraft version, graphics settings, and installed mods. No fixed FPS increase is guaranteed.
📦 Requirements
Minecraft: 1.21.x
Loader: Fabric
Environment: Client-side
Library: SxrthLib
🔥 Performance Without Changing Minecraft
ObsidianOptimization is built around one simple goal:
Make Minecraft feel faster.
More stable FPS, smoother frametimes, fewer stutters, and a better experience during intense gameplay.
🖤 ObsidianOptimization
Sharper FPS. Smoother gameplay. Stronger performance.
Project description from CurseForge.
Pick your setup
ObsidianOptimization by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.10
1 loader build1.21.9
1 loader build1.21.8
1 loader build1.21.7
1 loader build1.21.6
1 loader build1.21.5
1 loader build1.21.4
1 loader build1.21.3
1 loader build1.21.2
1 loader build1.21.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
ObsidianOptimization versions and loaders
ObsidianOptimization-1.7.2.jar
1 Sept 2026
ObsidianOptimization-1.21x-1.2.0.jar
30 Aug 2026
Looking for an older file? The official CurseForge project page is in Resources.