install the modrinth github option, it has more things.
1.21.9 MODRINTH AND SOURCE CODE: https://github.com/Modpacks510/FineByte-Optimization
MRPACK TO ZIP: https://fabulously-optimized.github.io/mrpack-to-zip
1.21.9 AVAILABLE ON CURSEFORGE(not recommended): https://www.curseforge.com/minecraft/modpacks/finebyte-optimization
The modpack designed for a potato!
Tests on a potato:
Vanilla: 20 FPS Average
FineByte Optimization: 120 FPS Average
Tests On a Mid PC(Ryzen 5 3600 RTX 3060):
Vanilla: 70 FPS
FineByte Optimization: 530 FPS Average
This modpack includes mods such as Sodium, Indium(Intergrated in sodium for new versions), Lithium and other Preformance Mods.
The modpack also includes iris shaders.
The main thing this modpack should do is double, maybe even triple your fps!
1.20.x, 1.21.x, 1.19.x, 1.18.x, 1.16.x and 1.12.2 soon, thanks for downloading! i wont make a 1.13, 1.14, 1.15 or 1.17 pack or anything below 1.12.2.
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as Simply Optimized 1.20.1 2.0.0.mrpack
- Download size: 12 KB
- Download link checked 10 Sept 2026 — working
These come from our own check of the pack file, not from the source page.