Mailpile
Open Source
Mailpile is a webmail client with encryption and privacy features built-in. Mailpile is free and open-source software.
SOGo
Open Source
SOGo (Scalable OpenGroupware.org) is an open source collaborative software (groupware) server with a focus on simplicity and scalability.
Horde
Open Source
Horde is a free web-based groupware. The components of this groupware rest on the Horde framework. This PHP-based framework provides all the elements required…
OX Open-Xchange
Open Source
OX Open-Xchange is a web-based communication, collaboration and office productivity software.
Kolab Community
Open Source
Kolab is a free and open source groupware suite.
Zimbra Collaboration Suite
Freemium
Zimbra offers an open source email platform for the enterprise.
Webmail Lite
Open Source
Webmail Lite is an open-source webmail frontend.
Compare Roundcube with alternatives
Compare Kolab Community and Roundcube and decide which is most suitable for you.
Compare Zimbra Collaboration Suite and Roundcube and decide which is most suitable for you.
Compare Webmail Lite and Roundcube and decide which is most suitable for you.
Compare OX Open-Xchange and Roundcube and decide which is most suitable for you.