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

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

OpenID Connect authentication plugin for Roundcube

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.

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

Docker image for Roundcube webmail

Roundcube plugin to add an option to remove attachments from a message.

Roundcube plugin to populate and maintain user identities automatically on each login, based on corresponding data from the plugin's config file. Especially useful for shared mailboxes (like info@example.com) with shared IMAP namespaces.

Show calendar event banner from iCalendar attachments in Roundcube