iRedMail is an open source email server solution built on top of the popular open source server software Linux, OpenLDAP, and Postfix. It provides a complete and secure email server solution with support for SMTP, POP3, IMAP, webmail, anti-virus and anti-spam protection, and advanced features like web-based administration, web-based user and domain management, server-side filtering, and more. iRedMail allows system administrators to easily and quickly setup a secure and reliable email server solution with a graphical web-based user interface. It also provides a secure, open source platform for collaborative communication, making it a great choice for businesses and organizations. iRedMail is available for free and is easy to install, configure, and maintain.
Roundcube es solo la interfaz web para el correo web, iredmail es una completa suite de servidores de correo; como mailcow ...
Roundcube is a web client for email. It does not provide the ability to send or receive emails.
It is not a mail server, just a web front-mail.
ZOOM does not even have email functionality. it has no similarities to iRedMail whatsoever.
This is a service. iRedMail is a local software.
It is a service and not hosted locally.
iRedmail is a mail server. This is a service.
This is not an alternative. iRedmail incorporates roundcube