Modpack for 1.21-1.21.4 to make minecraft run much faster with a variety of over 40+ mods for people with lower end pc's or for people how just want to have as high Fps as possible
Before NBO
After NBO
Before NBO With Complementary Unbound
After NBO With Complementary Unbound
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.4
- 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.
Verified by MCModsHub
- Downloads as Nothing But Optimizations 1.21.4 1.4.0.mrpack
- Download size: 23 KB
- Download link checked 5 Sept 2026 — working
These come from our own check of the pack file, not from the source page.