Epesi has an integrated Roundcube webmail IMAP client, a browser-based multilingual e-mail client with an application-like user interface. It provides full functionality you can expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking.
Commercial Epesi License for Premium modules
MIT license for Epesi Core and CRM
Free CRM · ERP · Free RAD · Epesi Cloud
Forum · Documentation · Premium Support
Github · SourceForge · Softaculous ·