Topic: Koozali SME Server 11.0 Release Announcement

[TerryF]

Koozali SME Server 11.0 Release Announcement
=============================================
30 Sep 2026

The Koozali SME Server development team is pleased to announce the.
release of SME Server 11.0 which will be the next major release
of Koozali SME Server.

This release is based on Rocky Linux 8.10
Rocky Linux 8.10 has an EOL of 31 May 2029.

Koozali SME Server 11 represents the next major release of the Koozali SME Server project, continuing the tradition of providing a simple, robust, and secure server solution. Koozali SME Server 11 continues the legacy of a user-friendly server solution for Not for Profits, Small and Medium-sized Enterprises and home users. Whether you’re hosting email, files, or web apps, this release brings enterprise-grade stability without complexity.

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 in Koozali SME Server 11
--------------------------------------------------------
Base OS Upgrade: Transitioned to Rocky Linux 8.10, replacing CentOS, 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. Qpsmtpd now operates with three separate daemons, each with its own configuration, including support for port 587 submission.

Server Manager Overhaul: A new server manager interface has been under development using the Mojolicious real-time web framework aiming to provide a more modern and user-friendly experience with options for alternate themes.

Let's Encrypt Integration: Development of a management panel for Let's Encrypt certificates, simplifying SSL certificate management.

Webmail Update: Transition to Roundcube as the default webmail client, offering a more contemporary interface and features.

Backup Solutions: Continued support and enhancements for backup tools like smeserver-backup and smeserver-flexbackup, ensuring reliable data protection.

Network UPS Tools: Server Manager integration of NUT allows management of an Uninterruptable Power Supply (UPS) for battery backup or other similar power device using a NUT server. Status, notifications and configuration for one or more such devices.

Koozali SME Server 11 continues to provide comprehensive server functionality out of the box, including:
Gateway and Firewall Services: Industrial-strength communications server with optional Internet connection sharing
Email Server: Complete email solution with modern webmail interface
Web Server: Hosting capabilities for websites and web applications with the ability to use multiple PHP versions
File and Print Services: Network file sharing and printer management
Database Services: Built-in database server capabilities
Network Services: DHCP, DNS, and other essential network services

This release also provides the basis for the release of an upcoming aarch64 release and Kooazali SME 12 which is now in development.

Release Notes: https://lists.contribs.org/pipermail/updatesannounce/2026-September/000486.html

Detailed information on Koozali SME Server 11's features and changes can be found in the official release
https://wiki.koozali.org/SME_Server:11.0

Development Roadmap: For insights into ongoing development and future plans, refer to the SME11 Roadmap. https://wiki.koozali.org/SME11_Roadmap

Bug reports and reports of potential bugs should be raised in the bug tracker (and only there, please);
https://bugs.koozali.org/

Download: https://mirror.koozali.org/releases/11.0/iso/x86_64/smeserver-11.0-x86_64.iso

and when updated
Download Page: Access the latest versions and installation instructions on the SME Server Download page.
https://wiki.koozali.org/SME_Server:Download

Community Forums: Available for questions, suggestions, and general comments - https://forums.koozali.org/
Documentation: Comprehensive wiki and documentation available - https://wiki.koozali.org/Main_Page

ISOs syncing to mirrors now