Posara, visual-audio with early macOS aesthetics but modernized
Retro MacOS aesthetic wraps a Rust creative coding engine with MIDI wiring.

Custom WGSL shaders are cool but 30fps alpha with manual window management limits utility.
Rust developers, audio enthusiasts
Rainmeter · Wallpaper Engine
I am not really good with shaders atm but it is possible to convert shaders you like with a tool called naga, link in the article...
A nice visualization can boost your productivity by up to 20% btw :)
Retro MacOS aesthetic wraps a Rust creative coding engine with MIDI wiring.
Browser-based visualizer with kaleidoscope and CRT effects, but MilkDrop and Vizzy already do this.
WASM-powered FFT visualizer, but lacks unique features beyond existing tools.
Raymarched fractals dance to music; genuinely beautiful but lacks utility beyond novelty.
WebGL2 shaders driven by Web Audio FFT with MIDI mapping in browser.
Gamepad HUD for window management, but AeroSpace already handles the actual tiling.