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Version Released Active Support Security Support Release
1.5 1 month and 1 week ago
(18 Oct 2021)
Yes Yes 1.5.0
1.4 2 years ago
(09 Nov 2019)
No Yes 1.4.12
1.3 4 years ago
(26 Jun 2017)
No Yes 1.3.17
1.2 5 years ago
(22 May 2016)
No Ended 1 month and 1 week ago
(18 Oct 2021)
1.2.13
1.1 6 years and 9 months ago
(10 Feb 2015)
No No 1.1.12
1.0 7 years ago
(07 Apr 2014)
No No 1.0.9

Roundcube Webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an email client, including MIME support, address book, folder manipulation, message searching and spell checking.

As of the last release, the project supports last 2 release branches in a “LTS low maintenance mode”, which only includes important security updates only. Regular improvement updates are only available on the latest stable release.

More information is available on the Roundcube Webmail website.

You should be running one of the supported release numbers listed above in the rightmost column.


You can submit an improvement to this page by visiting GitHub. You will need to fork the website and submit a Pull Request. A JSON version of this page is available at /api/roundcube.json. See the API Documentation for more.