clock

World clock with over 500 cities.

Colorful analog desktop clock.

Decorate your desktop with this analog clock.

Tiny alarm clock for your menubar.

This iTunes utility turns your Mac into the most fully featured alarm clock.

The iTunes Alarm Clock and Sleep Timer

MyMenuDate offers a fully customizable system menu bar clock and calendar.

Another Mac OS X screensaver featuring a glowing neon clock!.

Screensaver that shows a typographic clock

MagiCal is a FREE menu-based clock and calendar