- an iOS sample program that converts a color image to black and white, either by showing a single channel, or a mix of channels.
- Full-screen animated eyes for Halloween. If you've got dual monitors, it will put one eye on each. Mac.
- An attractive seconds countdown timer that gets your attention when the timer fires.
- Source Code Links - I recommend these: Other people’s open-source source code
- Ancient source code - my ancient source code, much of it for pre-OS X Macintosh.