This program lets you view the calendar by months, and even includes the phases of the moon. You can also change between time zones.
1stClock is completely customizable visually, allowing you to adjust it to your preferences. The application runs in the background, and shows information in the form of a pop-up message above the system tray.
It also includes information about the CPU and memory usage. You can set the alarm with various sounds and notifications.
30-day trial version