Here you are a really interesting free application that apply effects on your webcam image on the fly.
ManyCam allows you apply effects to your webcam images. Maybe the most surprising ones are those which lets you change the background and put you in the middle of the ocean or any other animation.
It’s really funny and you can use it with your usual IM client: Put on a hat, make your eyelashes grow or turn your eyes into big ones.
Add cartoons and pictures, add some text, show the date and time,..
Don’t hesitate, ManyCam is the application you need to have the funniest chat conversations you have ever had... And it’s Free!