Simple alias/event combo. Outputs the character, keycode and repetitions if applyable.

usage:

type /getkeys and mash the keyboard.

on *:KEYDOWN:@getkeys:*: {
   if ($keyrpt != $true) {
      set %keyrpt 1
      aline @getkeys Key: $keychar - Code: $keyval
   }
   else {
      inc %keyrpt
      rline @getkeys $line(@getkeys, 0, 0) Key: $keychar - Code: $keyval - Repeated %keyrpt times.
   }
}

alias getkeys {
   window -k0l @getkeys
}