开源CRM系统

1. SuiteCRM: SuiteCRM is a fully-featured open-source CRM system that offers extensive customization options and a user-friendly interface. Website: SuiteCRM - Open Source CRM Software Application for Businesses

2. Odoo: Odoo is an all-in-one business management software that includes CRM functionality. It provides a modular approach and allows customization to meet specific business needs. Website: Open Source ERP and CRM | Odoo

3. CiviCRM: CiviCRM is a web-based CRM system specifically designed for nonprofit organizations. It offers a range of features for managing contacts, donations, memberships, events, and more. Website: Open source constituent relationship management for non-profits, NGOs and advocacy organizations. | CiviCRM

4. vTiger CRM: vTiger CRM is a feature-rich CRM system that includes modules for sales force automation, customer support, marketing automation, and inventory management. Website: CRM Software: Customer Relationship Management | Vtiger CRM

5. SugarCRM: SugarCRM is a flexible CRM solution that offers both open-source and commercial editions. It provides comprehensive customer management features and can be customized to fit various industries. Website: https://www.sugarcrm.com/

6. EspoCRM: EspoCRM is an open-source CRM platform with a focus on simplicity and ease of use. It offers features for managing leads, contacts, accounts, and opportunities. Website: Free Self Hosted & Cloud CRM software | EspoCRM.com