Umbraco

📰 Umbraco 17: Ready, Reliable, and Less Scary than It Sounds

Umbraco 17 has launched its Beta version, introducing a clearer pre-release process. This update features a new backoffice architecture, improved extensibility, and modern technology, transitioning from AngularJS to Web Components. The upgrade from Umbraco 13 to 17 is significant but manageable, ensuring a stable, future-proof platform for developers and users.

💬 The Umbraco 17 Beta is here

🚨 [Breaking change]: Removal of backoffice tours

Umbraco 14 has removed the backoffice tours feature that was present in Umbraco 13, which introduced users to CMS functionalities. Although there were intentions to re-implement this feature in future versions, AndyButland states that efforts will focus on enhancing documentation and video resources instead, as custom tours were not widely adopted.

🚨 [Breaking change]: Removal of `BackOfficeDevelopment` runtime mode and `InModelsBuilder` models builder mode due to deprecation of Razor runtime compilation support in .NET

Andy Butland announces that Razor run-time compilation is now obsolete, urging against its use in production. This change affects Umbraco features like the BackOfficeDevelopment runtime mode and InMemoryAuto models builder, which will be removed in Umbraco 19. Users are advised to edit templates as .cshtml views and utilize dotnet watch for hot reload.

💬 Umbraco CMS MCP Beta 2 is out!

💬 Umbraco CMS 13.11.0 Release Candidate is out

📰 Security Advisory, September 23, 2025: Security Patches are now available

Andy Butland reports that moderate and low security vulnerabilities in Smidge, an upstream dependency for Umbraco 13.0.0 - 13.10.1, have been addressed with patches. Users are advised to upgrade to the latest version, while Umbraco Cloud projects will receive automatic updates. Further details are available in the release notes.

💬 Developer MCP Server for Umbraco CMS is now in beta

🚨 [Breaking change]: Serverside generated preview URLs

Umbraco 17 introduces a new method for generating preview URLs through IUrlProvider implementations, replacing the previous internal and external preview URL generation methods. This change addresses the removal of SendingContentNotification in V14 and supports the demand for external previews. Custom URL providers must adapt to this new structure.

💬 The Release Candidate for Umbraco 16.2 is out

💬 Umbraco CMS v16.1 RC out now

📰 Umbraco 16 Release

Umbraco 16 is a focused release enhancing the editing and developer experience, serving as a precursor to Umbraco 17 LTS. Key features include a new customizable Rich Text Editor, property-level permissions, and improved backoffice accessibility. This version aims to streamline upgrades and provide a solid foundation for future projects.

📺 Unboxing Umbraco 16

Unboxing Umbraco 16 showcases the new CMS improvements: a modern Tiptap-powered rich‑text editor, property‑level permissions, rearrangeable fields, enhanced UI accessibility, and smoother upgrades—solidifying a polished and flexible editing experience

💬 Umbraco CMS 16 RC5 out now

💬 Umbraco CMS v13.9.0 out now

💬 Release Candidate 4 for Umbraco 16 is out now

💬 Umbraco CMS 16 Release Candidate 3 is out

💬 Umbraco CMS 13.9 RC is out now

💬 Release Candidate 2 for Umbraco CMS 16 is out now

📰 Umbraco 16 Release Candidate

Umbraco 16 introduces incremental improvements, including the exclusive use of the Tiptap rich text editor, property-level permissions, and content segment support. This release focuses on enhancing the editor experience and expanding extension points, while ensuring a straightforward upgrade process. The public release is scheduled for June 12, 2025.