Skinny clock is a freeware utility allowing you to display current time on your desktop. You can customize taskbar clock as well.
Easy Time is the diary with integrated alarm clock, time synchronization, skinnable clock and taskbar clock customization. Each alarm can be set using several schedules. It is possible to perform additional actions, when an alarm is raised.
is a Delphi component that allows you to implement a customizable flat calendar.
is a database engine that can be also used as an universal data container.