System Scheduler - System Scheduler for Windows, Free Task Scheduler Software replace Microsoft Windows Task Scheduler
ClocX - ClocX - freeware analog clock for Windows desktop with many features like calendar, alarms, skins, antialiasing and transparency.
VisualCron - VisualCron is an automation, integration and task scheduling tool for Windows.
LClock - Longhorn systray clock program
Freebyte Task Scheduler - Freebyte Task Scheduler, freeware for Windows and Linux/Wine.
DS Clock - Keep your time synchronized with Atomic Time servers, using customizable digital desktop clock with westminster chimes.