JS Performance Pack
Java modpack listed for Minecraft 26.x. Downloads from the MC Java Mods app on Android.
A lightweight Fabric optimization modpack for Minecraft that boosts FPS, improves chunk loading, reduces lag, and stays close to the vanilla experience.
⬇ Download on Modrinth
About Modpack
JS Performance Pack is a lightweight Fabric optimization modpack focused on improving Minecraft's performance while preserving the vanilla experience. It combines a carefully selected set of optimization mods to increase FPS, reduce stuttering, improve chunk loading, and lower memory usage without changing gameplay.
The pack is designed to work well on both low-end and high-end systems and is suitable for both singleplayer and multiplayer.
Credits
This modpack would not be possible without the work of the developers behind the included open-source mods. Full credit goes to their respective authors.
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 26.2
- 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 JS Performance Pack [Fabric 26.2].mrpack
- Download size: 22 KB
- Download link checked 11 Oct 2026 — working
These come from our own check of the pack file, not from the source page.