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Learn how to remove orphaned property definitions in Optimizely CMS 13. Explore API updates for IContentTypeRepository and how to safely use CreateWritableClone.

Stuart

If you've upgraded from an older Optimizely CMS solution lately, you may have noticed a dialog popping up every time an editor pastes content from Word into the TinyMCE rich text editor: Paste rich text to TinyMCE dialog In CMS 11 this wasn't an...

Henning Sjørbotten

Let's make an admin tool to clean unused assets and see how to extend your favorite CMS with custom tools and menues! We will build a tool step by step to locate unused assets in the CMS and make it possible for an editor to throw these into...

Daniel Ovaska

Learn how to run Optimizely CMS on the .NET 11 preview with a single-line change. Explore performance gains, PGO improvements, and future-proofing your stack.

Stuart

Four patterns Optimizely practitioners could be getting wrong with Opal agents: inference levels, oversized tool responses, missing output constraints, and no agent response caching.

Andy Blyth

Optimizely CMS 13 is not just another version upgrade—it represents a deliberate shift toward a connected, AI-enabled, and API-driven content platform . Released March 31, 2026, CMS 13 introduces: A Graph-first architecture for content delivery...

Augusto Davalos

I’ve seen this before… The pattern. The rush, the excitement, the scramble to adopt something new before anyone has stopped to ask what problem it actually solves. The first twenty years of my career were in print. Fifteen of those were at one of...

Mark Welland

Scheduled jobs is an integral part of most Optimizely solution but the UI has, in my opinon, always been lacking in usability and features. Earlier this year I did a small tool that tried to give a better overview  and make it easier digging into...

Per Nergård (MVP)