Javascript PC Emulator is © 2011 Fabrice Bellard.
Used with author's permission.
The original code (and possibly newer version) is available at
The source of GPLed components is available here.
The BusyBox was built with this config from unmodified version 1.20.0.
Use Ctrl-Up, Ctrl-Down, Ctrl-PageUp and Ctrl-PageDown for scroll back.
Use "cat /dev/clipboard" and "echo Hello world >/dev/clipboard" to read from/write to clipboard.
Binary data transfer to VM:
"uuencode BINFILE BINFILE", paste result into clipboard, "uudecode /dev/clipboard -o/tmp/BINFILE" in VM.