SUPERIMPOSE X - Superimpose X is the most powerful and intuitive photo-editing application.
Webcamoid - Webcamoid is a full featured webcam capture application.
RetouchMe - RetouchMe is a complete photo editing application that allows the smartphone users to edit and retouch the selfies, body and facial parts.
Kamoso - Kamoso is a webcam recorder from KDE community.
BeautyPlus - BeautyPlus is a professional level of photo-editing app that makes it easy for you to edit your images as a professional photographer.
Cameroid - Just like Photo Booth - exept is online. Have fun with your webcam. Apply text and funny effects.