Enable Viacam (eViacam) is a mouse replacement software that moves the pointer as you move your head. It works on standard PC equipped with a webcam. No additional hardware is required. It’s completely free, open source and easy to use. eViacam Features: Hands-free: Control your computer with intuitive head movements. No need to use your hands! Wireless: Works with any good quality webcam. No cables, no dots, no additional hardware required.