Pantheon release notes

WordPress 6.0.2 is currently available on the Pantheon platform. This release features nearly a thousand enhancements and bug fixes. Because this is a security release, it is recommended that you update your sites immediately. The next major release will be version 6.1 which is planned for late 2022.

PHP 8.1 is now recommended for Drupal sites version 9.3.0 and higher. An underlying bug with ProxySQL was fixed in version 2.4.3 and PHP 8.1 was updated on the platform to incorporate this fix.

Drupal 9.4.5 is available for production sites. is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites.

Advanced Global CDN - AGCDN is now in General Availability and allows for advanced site management, enhanced security, and custom WAF. You can review the AGCDN case study for a real-life example of an AGCDN implementation.

Create a Composer-managed WordPress Site with Bedrock - WordPress does not natively support Composer, however, Bedrock is a WordPress-specific framework for using Composer on WordPress sites. You can create a site based on the Pantheon-maintained WordPress Composer Managed upstream. Bedrock installs WordPress as a required package so updates can be managed by Composer. The WordPress Composer Managed upstream is available for Early Access participants. Learn more about Bedrock and Composer-managed WordPress sites.

Environment Configuration - Learn about environment configurations on Pantheon in our new accessible guide. Each site on Pantheon comes with three environments: Dev, Test, and Live. This allows you to develop and test features without impacting your Live site. Additional development environments are available with Multidev. Refer to the Pantheon WebOps Workflow documentation for more details.

WordPress 6.0.1 is currently available on the Pantheon platform. This maintenance release features 13 bug fixes in Core and 18 bug fixes for the Block Editor.

The next major release will be version 6.1 which is planned for later in 2022.

Drupal 9.4.5 is available for production sites. This is a patch (bugfix) release of Drupal 9.4 and is ready for use on production sites. Drupal 9.4 was released in June 2022. Drupal 9.4 will receive security coverage until June 21, 2023 when Drupal 9.6.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

Drupal 9.3.21 is available and includes backwards-compatible improvements. This is a patch version of Drupal 9.3 and is available for use on production sites. Drupal 9.3 was released in December 2021. From Drupal 9.3, PHP version 8.0 or higher is recommended; PHP 7.3 and higher remains supported. Drupal 9.3 will receive security coverage until December 8, 2022 when Drupal 9.5.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

Autopilot Pre-Configuration Checklist - There are a few things you should know before you enable Autopilot. Use this guide to ensure your current site configuration is compatible with Autopilot. For more information on Autopilot, refer to the documentation.

Pantheon Decoupled - Pantheon Decoupled is available for Early Access participants. Pantheon Decoupled provides users with tools that improve the experience of building a decoupled front-end that sources data from a CMS back-end. With decoupled sites a CMS site can be linked to a single decoupled site or multiples sites, or the user does not need a CMS at all and can link directly to a front end application! Please check out how we can help you transition to a decoupled experience on the Pantheon platform.

Pantheon Global CDN - A guide for Pantheon's Global CDN is now available. Global CDN is a core platform offering that provides improved performance and security for customer sites. It supports caching to accelerate both static content and anonymous site pages. By serving data from cache servers all over the world, website visitors receive a response without having to wait.

Multidev Guide - Multidevs are development environments for teams. A Multidev environment allows a developer to fork the entire stack (code and content), work independently, and then merge the code changes back into the main site. Refer to this guide for detailed information using Pantheon's Multidev environment for your Drupal or WordPress site.