Hexamail Nexus is an intelligent modular on-premises email processing platform. It analyzes email and can reroute, forward, monitor, alert, block, filter spam, virus and malware, respond, insert disclaimers, archive, reformat, and audit all email traffic. Hexamail Nexus integrates as an SMTP gateway or collects email from multiple external/internal POP3 or IMAP accounts using a POP connector and reroutes the email. Its unique architecture allows licensing of modules as required, starting with advanced email rerouting and later adding features like POP3 collection, antivirus, or antispam protection. Hexamail Nexus provides an intelligent messaging platform that expands with business requirements, offering a way to implement intelligent messaging features without changing existing email infrastructure.