This RoundCube plugin adds the 2-step verification(OTP) to the login proccess

ISPConfig3 plugins for Roundcube

Thunderbird Labels Plugin for Roundcube Webmail

Roundcube plugin that checks the Authentication-Results headers (rfc5451) of your emails and displays the verification status.

A plugin to use Yubico's Yubikey 2nd factor with Roundcube webmail

Roundcube plugin to enforce reCAPTCHA for users who have too many failed logins.

Plugin for Roundcube webmail, enable virtual email sender input.

A Roundcube plugin which shows folder size.

Roundcube plugin to save and show user login information and login history.

Set of tools for Roundcube webmail

A Roundcube plugin which lets you view documents with cloud viewers.

Show avatars in roundcube message list with warnings

OpenID Connect authentication plugin for Roundcube

A plugin that shows quota information for Roundcube. (Need some reworks imo...)

Roundcube plugin to enforce Captcha on login form (upstream since 2023-07-30)

DEPRECATED and UNMAINTAINED! See Readme! ////// This Roundcube Plugin adds a user configurable option to place the preview pane below or on the right of the message list. This is a fork of @johndoh's original repo.

Show calendar event banner from iCalendar attachments in Roundcube

Roundcube plugin to populate and maintain user identities automatically on each login, based on corresponding LDAP or Active Directory user data.

Enable the ability for RoundCube users to change their email password for the Enhance Control Panel

Docker image for Roundcube webmail