GifGrabber is FREE software that lets you capture animated gifs from any video source on your screen. Super easy to use. Anything on the screen can be turned into an animated gifs.
What's new in version 1.42
Fixed a bug where the panel doesn't completely extend down for users of older OSX versions. On those versions, the panel may not automatically extend, and you'll simply click the Gif Grabber icon in your tray to view your gifs!