More info: DiamanteDesk

DiamanteDesk – easy-to-use help-desk Open Source support ticketing system and customer service solution that meets unique business requirements for eCommerce.
In comparison with existing standard help-desk solutions DiamanteDesk :
• allows easy customizations for unique business needs
• based on modern technology stack (PHP 5, Symfony2, Oro Platform, Bootstrap)
• have deep integrations with CRM systems (OroCRM, Salesforce, SugarCRM, etc), eCommerce solutions (Magento and Prestashop platforms, Shopify, eBay and Amazon marketplaces and stores, etc) and bug-tracking/project management tools (Jira, YouTrack, Redmine, Basecamp, etc),
• avaliable SaaS and PaaS version,
• provides full control of the system via API (Application Programming Interface),
• ensure reliable multi-channel support (embedded forms, e-mails, in the future releases also phone calls/call-center, social networks and live chat support).