Xibo - Digital Signage for Everyone!
Cheese - Cheese uses your webcam to take photos and videos, applies fancy special effects and lets you share...
Kitcast Tv - Kitcast.tv digital signage software allows you to show your content on any screen using just Apple...
Webcamoid - Webcamoid is a full featured webcam capture application.
info-beamer - A complete digital signage solution for the Raspberry Pi. Standalone software or SaaS is available.
Cameroid - Just like Photo Booth - exept is online. Have fun with your webcam. Apply text and funny effects.