ShaderGlass

Overlay for running GPU shaders on top of Windows desktop and Linux/Wine. Features applies shader effects on top of desktop, in a floating window or full-screen built-in RetroArch shader library (1200+ shaders!) covering: CRT monitor simulation image upscaling TV, VHS and handheld simulation softening, denoising, blur, sharpen and many more works with most emulators, retro platforms and pixel art editors including: DOSBox , FS-UAE , Altirra , ScummVM , AGS , VICE , Aseprite etc. excellent companion for pixel art showing shaded and/or aspect-ratio corrected preview you can even use it on top of YouTube, Twitch or modern games saving and loading profiles import of external .slangp/.slang shaders high customizability with various options, operating modes and shader parameters can be captured by OBS (using Game Capture source) Please refer to the manual for option explanation and tips on tuning to achieve best effects.