Pobuca Connect - Connect with your contacts.
Damn Good Tools - Easy-to-use, fun productivity tools—free (and open-source).
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.
Tool Finder - The wikipedia for 100+ productivity tools/apps
Contact Boss - CRM database management tool for managing contacts
IT Tools - IT Tools is a free and open-source collection of handy online tools for developers & people working in IT.