Upgrade
3 Articles
1 External Link
Why upgrade to CMS 13?
2 min
Updated17 Sep 2026
CMS 13 is the next generation of the content management platform from Optimizely. It supports faster publishing, modern composable architectures, AI-assisted workflows, and Optimizely Graph-powered content delivery.
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Upgrade to CMS 13 from CMS 12
39 min
Updated25 Sep 2026
Upgrade your Optimizely CMS solution from CMS 12 to CMS 13. This article covers the migration strategy, including AI-powered tools that streamline modernization.
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Breaking changes in CMS 13
10 Articles
3 min
Updated25 Sep 2026
When you upgrade to Content Management System (CMS 13), breaking changes may disrupt or alter your existing code, integrations, or customizations. Handling breaking changes ensures a smooth transition and continued CMS operation.
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Migrate apps to ASP.NET Core
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