The Koozali SME Server development team is pleased to announce the release of SME Server 11.0, the next major release of Koozali SME Server. This release is based on Rocky Linux 8.10. Rocky Linux 8.10 has an EOL on 31 May 2029. Koozali SME Server 11 marks a significant upgrade, transitioning from CentOS to Rocky Linux 8 for long-term stability and security. This release focuses on modernization, improved hardware support, and enhanced administrative tools and maintains the long-used templating system that has made SME Server a simple and robust server to manage. Key features and updates: base OS upgrade - transitioned to Rocky Linux 8.10, replacing CentOS and ensuring continued stability and support; package management enhancements - integration with the Koji build system and Git version control, enabling streamlined RPM package building and repository management; mail server improvements - introduction of Postfix for mail submission, while maintaining Qpsmtpd for final delivery to ensure backward compatibility.