ModpacksJava
Spunky Boost Modpack (26.1.2, 1.20.1) – Insane FPS Boost
Java modpack listed for Minecraft 1.20. File opened and checked on 28 Sep 2026; downloads from the MC Java Mods app on Android.
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Spunky Boost Modpack is a lightweight optimization modpack designed specifically to improve Minecraft performance on PojavLauncher, reducing lag and crashes while making the game smoother on low‑end devices.
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Features:
- Improves FPS and reduces stuttering during gameplay.
- Helps avoid common crashes on PojavLauncher.
- Doesn’t overload your device with heavy mods.
Screenshots:

Spunky Boost Modpack Download Links
Quick facts
- 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: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Spunky Boost Modpack (26.1.2, 1.20.1) – Insane FPS Boost is a free Minecraft Java modpack. Compatible with Minecraft 1.20.1. Download it and open it directly in the game.