JSPaint to the rescue: https://jspaint.app/ https://jspaint.app/ It's a pixel-perfect modern clone (with some actually useful extras that won't get in the way

JSPaint to the rescue: https://jspaint.app/ https://jspaint.app/ It's a pixel-perfect modern clone (with some actually useful extras that won't get in the way unless you look for them), and yes, you can clone the repo and run it locally.