Simple Calendar - A simple calendar with events (optional recurring and reminders), week numbers and a customizable...
Pobuca Connect - Connect with your contacts.
Lightning Calendar - Organize your life — it’s about time!
1CRM - 1CRM is an All-in-One CRM solution for sales, marketing, project and order management. Download 1CRM Free, and find out why it's right for your business.
GMinder - GMinder is an open source Windows System Tray app that pops up to remind you about Google Calendar events.
Pipeliner CRM - Pipeliner CRM empowers small to medium-sized sales teams to close more deals and lower risk. Implementation and training are a breeze. Mac & Windows.