
JS Performance Pack
A lightweight Fabric optimization modpack for Minecraft that boosts FPS, improves chunk loading, reduces lag, and stays close to the vanilla experience.
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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.
- Downloads as JS Performance Pack [Fabric 26.2].mrpack
- Download size: 22 KB
- Download link checked 31 Aug 2026 — working
These come from our own check of the pack file, not from the source page.