Accompany - Accompany platform integrates with email, contacts, social feeds and more to keep you informed on your professional connections.
Dex - One place for your relationships — impress with thoughtfulness
Cloze - Smarter Relationship Management
Monica - Monica is an open-source personal CRM to keep track of your friends and family.
Propeller CRM - Small business CRM with deep Gmail integration
SuiteFlow - SuiteFlow is a product to customer management solution offering a host of tools to manage inventory, contacts, invoices etc.