







Cosinus turns ordinary blocky landscapes into unusual, wavy scenes with custom math-based screen effects. It keeps the basic vanilla look while adding strange, cursed visual twists to your gameplay. The pack runs smoothly on low-end hardware, making it a great pick for potato computers. You get a fun alternative to traditional visual packs without sacrificing game speed.
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Features:
- Adds cursed visual wave effects based on cosine mathematical functions.
- Maintains the simple look of vanilla blocks and lighting.
- Runs smoothly on low-end potato computers without causing frame drops.
- Flips normal visual rules to create a fun and unusual look.
- Provides a lightweight alternative to heavy visual packs.
Screenshots:












Cosinus Shaders Download Links
Quick facts
- Edition: Minecraft Java
- File type: .zip (resource pack)
- Minecraft version listed: 1.20.1
- How to install: Download the .zip resource pack — do not unzip it. → Put it in .minecraft/resourcepacks. → Enable it in Options → Resource Packs.
- Where to get it: Opens on the file's original source — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
Cosinus Shaders (26.3, 1.20.1) – Cursed Cosine Wave Visual Effects is a free Minecraft Java shader. Compatible with Minecraft 1.20.1. Download it and open it directly in the game.