The Milkdrop Visualizer does use Wasm, but it's a custom in-browser compiler. You can read more here: https://jordaneldredge.com/blog/speeding-up-winamps-music-

The Milkdrop Visualizer does use Wasm, but it's a custom in-browser compiler. You can read more here: https://jordaneldredge.com/blog/speeding-up-winamps-music-visualizer-with-webassembly/ https://jordaneldredge.com/blog/speeding-up-winamps-music-vi...