ONZ Optimized
Java modpack listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on Modrinth
ONZ Optimized is the ultimate performance focused modpack, designed to give you the highest FPS straight out of the box.
With carefully selected mods dedicated solely to optimization, no extras, no fluff and it serves as the perfect lightweight base for building your own modpack.
System Specs (Tested With & Without ONZ Optimized.):
- CPU: AMD Ryzen 5 7600
- GPU: RTX 5060 6 GB
- RAM: 64 GB DDR5 @ 5200 MHz
- Storage: Western Digital Black SN850
- OS: Windows 11 (24H2)
Statistics (These tests were run on the 1.20.1 Version on the Same Seed.):
- Vanilla Minecraft → Average 632 FPS
- With ONZ Optimized → Average 1852 FPS
*Results will vary depending on added mods, settings, and system configuration. Although all testing was done on the base Minecraft Settings when loading each version.
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.8
- 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 ONZ Optimized 1.1.4.mrpack
- Download size: 5 KB
- Download link checked 19 Oct 2026 — working
These come from our own check of the pack file, not from the source page.