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.
EspoCRM - EspoCRM is open source CRM (Customer Relationship Management) software that allows you to see, enter and evaluate all your company relationships regardless of the type.
Pobuca Connect - Connect with your contacts.
CiviCRM - A Constituent relationship management for the Civic Sector
Contact Boss - CRM database management tool for managing contacts
Less Annoying CRM - A simple customer relationship manager made just for small businesses. Manage contact info, track leads, and never miss a follow-up.