Simple Calendar - A simple calendar with events (optional recurring and reminders), week numbers and a customizable...

AMP WinOFF - An utility for scheduling the Windows shut down with several modes (shut down, restart, hibernate, lock computer...)

Calendar Lock PEA - Calendar Lock PEA is an encrypted desktop calendar with a day, week and month view. The shown calendars are never stored unencrypted on your disk, but exist only in the RAM. Platform-independent, Open Source, no installation or registration required.

Airytec Switch Off - Switch Off is a lightweight, easy-to-use, tray-based system utility that can automatically...

GMinder - GMinder is an open source Windows System Tray app that pops up to remind you about Google Calendar events.

Shutter - Shutter is a feature-rich screenshot program.