Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted




Roundcube is described as 'Webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking' and is a very popular webmail provider in the office & productivity category. There are more than 25 alternatives to Roundcube for a variety of platforms, including Self-Hosted, Web-based, Linux, PHP and Cloudron apps. The best Roundcube alternative is Rainloop, which is both free and Open Source. Other great apps like Roundcube are Mailpile, Horde, Kolab and SOGo.
Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.




Open Source WebMail Lite is a free community edition of full-featured WebMail Pro server application intended for users who need a clean and simple web mail application, which is fast and easy to use. Whether you need a free web browser based email client software for Windows ASP.




SquirrelMail is a standards-based webmail package written in PHP. It includes built-in pure PHP support for the IMAP and SMTP protocols, and all pages render in pure HTML 4.0 (with no JavaScript required) for maximum compatibility across browsers.

NexMail is an open-source, modern webmail client designed for self-hosted email servers. Enjoy a clean, intuitive interface with powerful features for managing your emails efficiently.




Microservice based webmail client built with ReactJS and Spring.
Minimalistic webmail client which currently has the main features of any other mail client (read mail, compose mail, organize mail folders...).




Postaci (Turkish for Postman) is multiplatform Webmail software which is database independent, multilanguage, POP3/IMAP, and fully MIME-compatible. While using POP3 mode to fetch messages it uses database fields to simulate IMAP folders, on which you can save, move, delete, and...
MrMail offers flexible Zimbra Hosting packages suitable for everyone, from single home user to a large company (SME) at superb prices and the best support in the industry.



Simple, easy and secure mail server with a convenient and simple interface. Automatic certificate renewal through Let’s encrypt. Redirect, local storage. IMAP and SMTP.





WordSecure is a secure messaging portal, specifically designed for solo health insurance professionals. It lets you quickly and easy share the most confidential PHI messages and files in an encrypted manner to demonstrate best practices for HIPAA.
