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We've compiled a list of 35 free and paid alternatives to Roundcube. The primary competitors include Mailpile, Rainloop. In addition to these, users also draw comparisons between Roundcube and Kolab Community, iRedMail, mailcow: dockerized. Also you can look at other similar options here: Development Tools.


Mailpile
Free Open Source

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

Rainloop
Free Open Source

Simple, modern & fast web-based email client.

Kolab Community
Open Source

Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.

iRedMail
Open Source

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

mailcow: dockerized
Free Open Source

mailcow is a mail server suite based on Dovecot, Postfix, SOGo, Rspamd and other open source...

Squirrelmail
Free Open Source

SquirrelMail is a standards-based webmail package written in PHP.

hMail Server
Free Open Source

hMailServer is a free e-mail server for Microsoft Windows.

CacoCloud
Free Open Source

A simple, fast and secure PHP/AngularJS based single user feed and mail reader, password and...

Web-based IMAP email client

Roundcube Video and Screenshots

Roundcube Overview

Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking. Roundcube's most prominent feature is the pervasive use of Ajax technology.

Roundcube Features

tick-square Hostable
tick-square PGP Encryption

Top Roundcube Alternatives

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Roundcube Tags

webmail-service php imap development

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