A collection of 4:3 480p friendly shaders, palettes, and overlays
These files were authored by and collected from the following repositories:
Shimmerless shaders: https://github.com/Woohyun-Kang/Sharp-Shimmerless-Shader
CRT shaders: https://github.com/libretro/glsl-shaders/tree/master/crt/shaders
Jeltron overlays: https://github.com/Jeltr0n/Retro-Overlays
Perfect overlays and palette from mugwomp93: https://github.com/mugwomp93/muOS_Customization
Thanks to the original authors! These are compiled as part of the Retro Game Corps Shaders and Overlays guide, which you can find here: https://retrogamecorps.com/2024/09/01/guide-shaders-and-overlays-on-retro-handhelds/
Please consult that guide for installation instructions.