Roundcube

A self-hosted webmail client with a responsive interface and features like IMAP support and plugin extensibility.

Add Roundcube to your software stack included at no additional cost with an existing server management plan.

To learn more about Roundcube, visit their official website.

Key Features:

User-friendly interface: Roundcube offers an application-like user interface that is intuitive and easy to use, with features such as drag-and-drop message management.
Full email functionality: It provides all the features you would expect from an email client, including full support for MIME and HTML messages, multiple sender identities, threaded message listing, and spell checking.
Comprehensive address book: Roundcube includes a full-featured address book with groups, LDAP connectors, and find-as-you-type integration.
Multi-language support: As a multilingual IMAP client, Roundcube supports a wide range of languages, making it accessible to users worldwide.
Responsive design: The responsive skin ensures that Roundcube is accessible and usable across multiple devices, including desktop computers, tablets, and smartphones.
Advanced IMAP features: Roundcube supports shared/global IMAP folders, access control lists (ACL), and built-in caching for fast mailbox access.
Extensibility and security: The plug-in API allows for flexible extensions to Roundcube’s functionality, while features like XSS attack protection and support for PGP encryption ensure a secure email experience.