Facebook’s new public API has brought forth a lot of creative effort from external developers, but there haven’t been many desktop applications released to take advantage of its power.

So I thought, what better way to do something fun with the platform than write an OS X screen saver?

Friend Photos finds pictures of your facebook friends and turns them into a dynamic slideshow.

It makes use of Quartz Composer in much the same way as the Apple TV’s famed screen saver, passing a data structure full of photos and metadata gleaned from facebook into a QC patch and moving them around for dramatic effect.

Let me know if you have any issues, clever presentation ideas, or what have you.

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