Windows XP Simulator

It hits you right in the childhood. The moment you hear that startup sound and see the Bliss wallpaper, you are instantly transported back to 2002.

The attention to detail is obsessive. Winamp actually plays music, Solitaire works, and you can even get the Blue Screen of Death if you try hard enough.

It’s a technical marvel. Running an entire OS interface smoothly in a browser window proves just how powerful modern web technologies have become.