Lag Slayer: FPS Edition modpack page
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- 2.1K
- Mod loaders
- fabric
- Minecraft versions
- 1.21.5
- Categories
- optimization
Lag Slayer: FPS Edition screenshots

About this modpack
๐ฅ Lag Slayer: FPS Edition Lag Slayer: FPS Edition is a lightweight Fabric modpack built specifically for low-end PCs struggling with Minecraft 1.21.5.
๐ Boosts FPS from 20โ30 to over 140+ using powerful client-side mods.
โ๏ธ Features: Sodium, Lithium for massive FPS gains
Entity Culling and Cull Less Leaves to reduce lag from mobs and leaves
LazyDFU and Fastload to speed up game loading
Modern UI optimizations like BetterF3 and memory improvements
Pre-configured settings for maximum performance out of the box
๐ฎ Designed for: SKLauncher and other vanilla-compatible launchers
Singleplayer or multiplayer (all mods are client-side only)
Players with low RAM or older CPUs/GPUs
๐ Contents: mods/: handpicked performance mods
resourcepacks/: optional low-res visuals
config/: custom performance settings
Modpack wiki coverage
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