Webcamoid is a full featured and multiplatform webcam suite.
Webcamoid vs Snap Camera opinions
It won't let me download a snap camera on my laptop.
Cheese uses your webcam to take photos and videos, applies fancy special effects and lets you share the fun with others. It was written as part of Googles 2007 Summer of Code lead by Daniel G. Siegel and mentored by Raphaël Slinckx.