Optimizely Product
Optimizely CMS (PaaS)
Optimizely CMS (PaaS) is an Optimizely product filed under Web Content Management Software. Lifecycle: versioned, 8 versions listed, latest 13.3 (EPiServer.CMS.Core 13.3.0) (5 Oct 2026).
Releases and Lifecycle
All Optimizely productsRelease and support dates as published by Optimizely; dates within the next 12 months are highlighted, past dates dimmed. Retrieved 2026-10-14.
Optimizely CMS (PaaS) 8 versions
CMS 13 and CMS 12 are the supported major versions as of 2026-04-10; CMS 11 and earlier are no longer supported, and the vendor does not enforce end of life by removing access
| Version | Released | Source |
|---|---|---|
| 13.3 (EPiServer.CMS.Core 13.3.0)CMS major version policy (current and one prior major version supported) | [2] | |
| 13.2 (EPiServer.CMS.Core 13.2.0)CMS major version policy (current and one prior major version supported) | [2] | |
| 13.1 (EPiServer.CMS.Core 13.1.0)CMS major version policy (current and one prior major version supported) | [2] | |
| 12.24 (EPiServer.CMS.Core 12.24.0)CMS major version policy (current and one prior major version supported) | [5] | |
| 13.0 (general availability)CMS major version policy (current and one prior major version supported) | [2] | |
| 12.23 (EPiServer.CMS.Core 12.23.0)CMS major version policy (current and one prior major version supported) | [4] | |
| 12.22 (EPiServer.CMS.Core 12.22.0)CMS major version policy (current and one prior major version supported) | [3] | |
| 12.21 (EPiServer.CMS.Core 12.21.0)CMS major version policy (current and one prior major version supported) | [3] |
Lifecycle Policy
- CMS major version policy. Optimizely supports the current major version of CMS and one prior major version, builds new functionality only for the latest major version, and does not enforce end of life by removing access or forcing upgrades. [1]
Sources 5
- 2025-2026 Optimizely CMS 11 release notes (CMS major version policy) retrieved 2026-10-14
- 2026 Optimizely CMS 13 release notes retrieved 2026-10-14
- 2024 Optimizely CMS 12 release notes retrieved 2026-10-14
- 2025 Optimizely CMS 12 release notes retrieved 2026-10-14
- 2026 Optimizely CMS 12 release notes retrieved 2026-10-14