ZOHO Corporation offers online business, network, and IT infrastructure management applications, and software maintenance and support services.

Zoho Mail is a email service with ample storage, POP and IMAP access, some integration with instant messaging and online office suites.

Zentyal is an open source email and groupware solution based on Ubuntu Linux.

Mail.com is a web portal and web-based email service provider.

AOL Mail (Aol Mail) is a free web-based email service.

Ktm Web Hosting provides free web hosting service.

Soverin is a secure mail hosting platform.

cPanel is a Linux-based web hosting control panel that provides a graphical interface and automation tools designed to simplify the process of hosting a web s…

Disroot is an opensource project that provides secure email accounts for your desktop client or via a web interface.

Kolab Now is a web-based email and groupware service, based completely on free and open-source software.

GANDI is a domain name registrar and cloud hosting company.

MDaemon Messaging Server is an e-mail server software for Windows.

mailcow is a mail server suite.