Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative we ...

SquirrelMail is a standards-based webmail package written in PHP. It includes built-in pure PHP support for the IMAP and SMTP ...

We provide these services to help those who try to innovate. In order to register a new account, you will need to input a vali ...

Isotope mail client is a free open source webmail application built with a microservice architecture vision in mind. As of now ...

Simple, modern & fast web-based email client. Modest system requirements, decent performance, simple installation and upgr ...

Zoho Mail is a webmail service built with the needs of a modern business in mind. It provides features for business users to c ...

Cypht is an Open Source webmail application written in PHP and JavaScript that speaks native IMAP, POP3, and SMTP. This is a t ...

Unofficial, free and open-source Google Inbox Desktop App. Built using electron, Inboxer includes a menu bar which is globalme ...

A fully fledged, free email server solution, an open source project (GPL v2).

Use official binary packages from Linux/BSD dist ...

Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functi ...

Gmail is a free search-based web-mail service. It offers a full featured web-based email client with search capabilities, a ma ...

mailcow is a mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for adm ...

Open Source WebMail Lite is a free community edition of full-featured WebMail Pro server application intended for users who ne ...

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is ...