Keyboardo maps certain keys to "CapsLock + Something" and allows you
to control mouse cursor using your keyboard.

Start: launch keyboardo.exe
End: kill keyboardo.exe process 
     (Press Ctrl+Shift+Esc -> Select Processes tab
      -> Select keyboardo.exe -> Press Delete key -> Confirm: Yes)
     

Arrow keys:
  CapsLock + i = Up
  CapsLock + k = Down
  CapsLock + j = Left
  CapsLock + l = Right
  

Insert, Home, ... keys:
  CapsLock + h = PageUp
  CapsLock + n = PageDown
  CapsLock + u = Home
  CapsLock + o = End
  CapsLock + y = Insert
  CapsLock + z = Insert
  CapsLock + m = Delete 
  

Controll mouse using keyboard:
  Alt + CapsLock + i = Up
  Alt + CapsLock + k = Down
  Alt + CapsLock + j = Left
  Alt + CapsLock + l = Right
  CapsLock + Space = left mouse click
  Alt + CapsLock + Space = right mouse click
  
  
Ordinary CapsLock:
  CapsLock = ordinary CapsLock


Miscellaneous  
  Win + CapsLock + k = minimize active window