The Roundcube Project News Roundcube 1.7 RC4 released 13 February 2026 We just published the fourth release candidate for the next major version 1.7 of Roundcube webmail. Continue reading Roundcube 1.7 RC3 released 09 February 2026 We just published the third release candidate for the next major version 1.7 of Roundcube webmail. Continue reading Security updates 1.6.13 and 1.5.13 released 08 February 2026 We just published security updates to the 1.6 and 1.5 LTS versions of Roundcube Webmail. They both contain fixes for recently reported two security vulnerabilities. Continue reading Roundcube 1.7 RC2 released 15 December 2025 We just published the second release candidate for the next major version 1.7 of Roundcube webmail. Continue reading Security updates 1.6.12 and 1.5.12 released 13 December 2025 We just published security updates to the 1.6 and 1.5 LTS versions of Roundcube Webmail. They both contain fixes for recently reported two security vulnerabilities. Continue reading Roundcube 1.7 RC released 10 December 2025 The development team is pleased to announce the release candidate for the next major version 1.7 of Roundcube webmail! Continue reading Roundcube 1.7 beta2 released 01 October 2025 The development team is pleased to announce the second beta release for the next major version 1.7 of Roundcube webmail. Continue reading Roundcube 1.7 beta released 14 July 2025 The development team is pleased to announce the beta release for the next major version 1.7 of Roundcube webmail. Continue reading Update 1.5.11 released 15 June 2025 This is the next service release to update the LTS version 1.5 of Roundcube. It only fixes a compatibility issue with PHP 5.5 that slipped into the previous (1.5.10) release. Continue reading Security updates 1.6.11 and 1.5.10 released 01 June 2025 We just published security updates to the 1.6 and 1.5 LTS versions of Roundcube Webmail. They both contain a fix for recently reported security vulnerability. Continue reading Newer posts Older posts Subscribe to the news RSS Feed A few small improvements I’ll describe a few new features that will be included in the next main Roundcube version... 07 November 2021 Canned responses in HTML format A new feature just landed in Roundcube 1.6-git. It is a support for HTML formatting... 29 August 2021 Collected Recipients and Trusted Senders Roundcube has some features that make use of contacts users collected in their addressbook(s)... 26 September 2020 Elastic: Dark mode Nowadays, when every major web browser supports dark mode and most people use mobile devices... 07 July 2020 How we update Docker images when base images change Using Google Cloud Functions to check for Docker image updates and trigger new builds 04 January 2020 releases stable updates security announcement beta docker