CamTwist is a software package that lets you add special effects to your video chats. It's also possible to stream your desktop and still images. With CamTwist, you can also use multiple video chat programs at the same time.
Donations appreciated and welcomed on home page.
CamTwist works with Stickam, justin.tv, ustream.tv, operator11, yahoo, skype and amsn. CamTwist does NOT work with iChat.
Mac OS X 10.5 or higher, see home page for 10.4 version. CamTwist does NOT work with iChat.