• Security: Unsupported versions don’t receive critical security patches, leaving your site vulnerable.

• Compliance: Staying up to date ensures you meet industry standards and data protection regulations.

• Performance: Modern versions are faster, more stable, and built to scale with your business.

• Bug Fixes & Features: Supported versions include fixes, enhancements, and new capabilities you won’t get otherwise.

• Third-Party Compatibility: Integrations and packages often stop supporting legacy versions, limiting your options.

• Future-Proofing: Regular updates reduce the cost and complexity of major version upgrades later on.

• Upgrade & Migration Services: We make transitioning to the latest version smooth, secure, and minimally disruptive.

• Custom Development: Need to preserve legacy functionality or add new features? We build what you need on the latest platform.

• Compliance-Ready Solutions: Our team ensures your Umbraco environment meets security and regulatory standards.

• Ongoing Support & Maintenance: We handle version monitoring, patch updates, and proactive improvements.

• Performance Optimization: With every upgrade, we fine-tune your site for better speed, SEO, and user experience.

• Training & Enablement: Empower your team with the knowledge and tools to manage and scale your updated site confidently.

Versions that have reached their End of Life no longer receive updates or support.

As of April 2025, the following versions are EOL:​

• Umbraco 12: EOL on June 29, 2024
• Umbraco 11: EOL on December 1, 2023
• Umbraco 9: EOL on December 16, 2022
• Umbraco 8: EOL on February 24, 2055
• Umbraco 7: EOL on September 30, 2023
• Umbraco 6: EOL on May 1, 2018

For a comprehensive list of all releases and their statuses, refer to Umbraco's release archive.​

Please note that software lifecycles are subject to change. For the most current information, always refer to Umbraco's official Long-Term Support and End of Life policy.

Sites using a Long-Term Support (LTS) version of Umbraco, are on a stable and secure foundation designed for long-term success. LTS versions receive regular security updates and critical bug fixes for a full two years, followed by an additional year of security-only support—giving you a total of three years of peace of mind.

This means sites can be confidently built, managed, and grow your digital presence without the pressure of frequent upgrades or disruptive changes. With a focus on stability and performance, LTS is ideal for organizations that prioritize reliability, compliance, and operational continuity. 

Long-Term Support (LTS) version of Umbraco are in a strong position, but there are smart next steps to help them stay secure, optimized, and future-ready. Recommended Next Steps for LTS Sites:

1. Stay current with patch releases.
2. Review security & compliance against your industry's evolving requirements.
3. Begin planning for future upgrades.

The Umbricians will assist in providing a roadmap to ensure your site successfully migrates to a fully supported version of Umbraco before the current version goes End of Life.

Versions that have reached their End of Life no longer receive updates or support. The follow versions are currently in Long-Term Support:​

• Umbraco 13: Latest Release: 10.4.2 (March 2025
• Umbraco 10: Latest Release: 13.1.0 (February 2025)

For a comprehensive list of all releases and their statuses, refer to Umbraco's release archive.​

Please note that software lifecycles are subject to change. For the most current information, always refer to Umbraco's official Long-Term Support and End of Life policy.