Lightning Calendar - Organize your life — it’s about time!
MirrorBackup.net - Mirror Backup protects from data loss by continuously monitoring files and folders, and backing them up to the cloud or a local drive when they change.
Simple Calendar - A simple calendar with events (optional recurring and reminders), week numbers and a customizable...
UKs Kalender - This program helps you organizing your dates and tasks and reminds you of upcoming events.
GMinder - GMinder is an open source Windows System Tray app that pops up to remind you about Google Calendar events.
AnyBackup - AnyBackup is designed to keep two pools of volumes in sync with one another.