Salesforce - CRM software solutions and enterprise cloud computing from salesforce.com, the leader in CRM and platform as a service.
CiviCRM - A Constituent relationship management for the Civic Sector
WORKetc CRM - All-in-one business management system. CRM + Social + Projects + Billing
ForceManager Mobile CRM - Gain sales management insight thanks to a more transparent team performance. Try ForceManager the leading mobile CRM for field sales teams worldwide.
Less Annoying CRM - A simple customer relationship manager made just for small businesses. Manage contact info, track leads, and never miss a follow-up.
Odoo CRM - Open Source CRM