diff --git a/README.md b/README.md
index cd3bd422..386ccca0 100644
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+++ b/README.md
@@ -440,6 +440,7 @@ Mailing lists servers and mass mailing software - one message to many recipients
 - [MailCare](https://mailcare.io) - Open source disposable email address service. ([Source Code](https://github.com/mailcare/mailcare)) `MIT` `PHP`
 - [Mailpile](https://www.mailpile.is/) - Webmail client with search, filtering, encryption features and more. ([Source Code](https://github.com/mailpile/Mailpile)) `AGPL-3.0` `Python`
 - [Roundcube](https://roundcube.net) - Browser-based IMAP client with an application-like user interface. ([Source Code](https://github.com/roundcube/roundcubemail)) `GPL-3.0` `PHP`
+- [SnappyMail](https://snappymail.eu/) - Simple, modern, lightweight & fast web-based email client. (It is an actively developed fork of RainLoop). ([Demo](https://snappymail.eu/demo/), [Source Code](https://github.com/the-djmaze/snappymail)) `AGPL-3.0` `PHP`
 - [SquirrelMail](https://squirrelmail.org) - Another browser-based IMAP client. ([Source Code](https://sourceforge.net/p/squirrelmail/code/HEAD/tree/)) `GPL-2.0` `PHP`