SugarCRM - SugarCRM enables businesses to create extraordinary customer relationships with the most innovative and affordable CRM solution in the market.
CiviCRM - A Constituent relationship management for the Civic Sector
Salesforce - CRM software solutions and enterprise cloud computing from salesforce.com, the leader in CRM and platform as a service.
Odoo CRM - Open Source CRM
Zoho CRM - Omnichannel CRM for Businesses of all sizes
CompanyHub CRM - Fully customizable Customer Relationship Management software for sales teams