I can’t be the only one who immediately after booting this did a quick rm -rf / just for fun.

This PC emulator is written in Javascript. The emulated hardware consists in:

  • 32 bit x86 compatible CPU
  • 8259 Programmble Interrupt Controller
  • 8254 Programmble Interrupt Timer
  • 16450 UART.

via Javascript PC Emulator – Technical Notes.