Roundcube is a web mail client. Roundcube’s main features are:
simple and fast
built-in address book integrated with internal LDAP
support for HTML messages
shared folders support
You can install multiple Roundcube instances on the same node from the Software center.
Roundcube needs a dedicated virtual host, a FQDN like
Before proceeding with the configuration, make sure to create the corresponding name record inside your DNS server. If you are planning to use a Let’s Encrypt certificate as default, make also sure to have a corresponding public DNS record.
Please note that the mobile app cannot connect to servers with self-signed certificates!
How to configure:
access the application configuration page and enter a valid FQDN inside
Request LE certificateand
HTTP to HTTPSoptions accordingly to your needs
bind the Roundcube instance to an existing
click the Save button
Advanced section, you can also configure a list of Plugins
Maximum size for attachments.
Roundcube supports many plugins that are already bundled within the installation.
The plugins that are enabled by default are:
New mail notifier
Manage sieve: manage filters for incoming mail
Mark as junk: mark the selected messages as Junk and move them to the configured Junk folder