Pantheon Changelog

February 2023 Changelog

Platform Updates

Drupal 10.0.3

Drupal 10.0.3 is available for production sites. To learn more about creating a Drupal 10 site on Pantheon or updating a Drupal 9 site to Drupal 10, refer to our documentation.

Drupal 9.5.3

Drupal 9.5.3 is available for production sites and includes backwards-compatible improvements. Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard.

Drupal 9.4.11

Drupal 9.4.11 is available for production sites and includes backwards-compatible improvements. Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard.

WordPress 6.1.1

WordPress 6.1.1 is available on the Pantheon platform. This release fixes 29 bug fixes in Core and 21 bug fixes for the block editor and users may update their sites immediately. Detailed information on applying and debugging core updates can be found in the Core Updates documentation.

Feature and Product Release Updates

Enterprise Billing Center

Pantheon’s new Enterprise Billing Center brings accessible and detailed reporting to you via the Pantheon Dashboard. Use the this feature to easily understand your invoices or to see engaging data visualizations that show how individual sites contribute to overall costs. To learn more about Pantheon’s Enterprise Billing Center, refer to our documentation.

Front-End Sites

Pantheon Front-End Sites provide users with tools that improve the experience of building a decoupled site. Front-End Sites expedite the delivery of key functionality for site creation, accelerate time to value for new users, and improve development and editorial experiences. You can build a decoupled site on Pantheon using your own configuration or with one of our trusted development starter kits. To learn more about Front-End Sites, refer to our documentation.

Localdev

Pantheon will discontinue support for its built-in Localdev feature in June 2023. Check out this blog post to learn more about well-supported local development alternatives or read our documentation to learn more about this feature.

Pantheon Object Cache

Services like Redis greatly accelerate web performance by offloading heavy database and fileservice interactions to a fast in-memory cache. Pantheon Object Cache Update allows customers the ability to adopt Redis server 6.x. This capability is made possible by adopting Pantheon’s modernized infrastructure and cloud operations frameworks. To learn more about Object Cache, refer to our documentation.

Roles and Permissions

Enhancements to the Workspace dashboard allow admins greater visibility and control over user roles, access levels, and privileges. Now, admins can perform periodic audits of users and permissions by Site or Workspace, communicate development work to specific users by Site group, and quickly onboard and offboard users at the Workspace and Site level. To learn more about roles and permissions, refer to our documentation.

WordPress Multisite

Pantheon users with Gold tier accounts (or above) now have the option to create their own WordPress Multisite. To enable the WordPress Multisite option on your account, contact your Customer Success Manager. To learn about WordPress Multisite, refer to our documentation.

Customer Education

Documentation

Pantheon documentation now has a new location. Go to docs.pantheon.io for information on all Pantheon products and features. The Pantheon docs site is deployed using Front-End Sites, with redirects from pantheon.io behind AGCDN. Ensure you check out our much quicker and improved docs site.

Pantheon Learning

Pantheon Learning is now available. Use Pantheon Learning to learn about the Pantheon platform through self-paced courses and virtual instructor-led training. You can find courses on New Relic, Front-End Sites, Autopilot, and much more in our training hub.

January 2023 Changelog

Platform Improvements

Drupal 10.0.2

Drupal 10.0.2 is available for production sites. Drupal 10.0.x will receive security coverage until December 2023 when Drupal 10.2.0 is released.

Drupal 9.5.2

Drupal 9.5.2 is available for production sites. This is a minor version (feature release) of Drupal 9. Drupal 9.5.x will receive security coverage until November 1, 2023 when Drupal 9 is end-of-life. Learn more about Drupal 9 and the Drupal core release cycle.

Drupal 9.4.9

Drupal 9.4.9 is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites. Drupal 9.4.x will receive security coverage until June 2023 when Drupal 10.1.0 is released.

December 2022 Changelog

Platform Improvements

Drupal 10

Drupal 10 is now available on the Pantheon platform and ready for use on production sites. Drupal 10.0.0 has been released simultaneously with Drupal 9.5.0.

Check out our documentation for more information on Creating a Drupal 10 site on Pantheon or Upgrading a Drupal 9 site to Drupal 10.

Drupal 9.5.0

Drupal 9.5.0 is available for production sites. This is the final minor version (feature release) of Drupal 9. Learn more about Drupal 9 and the Drupal core release cycle.

Drupal 9.4.8

WordPress 6.1.1

WordPress 6.1.1 is currently available on the Pantheon platform. This minor release features 29 bug fixes in Core and 21 bug fixes for the block editor.

November 2022 Changelog

Platform Improvements

Drupal 9.4.8

Drupal 9.4.8 is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites. Drupal 9.4.x will receive security coverage until June 2023 when Drupal 10.1.0 is released.

Drupal 9.3.22

Drupal 9.3.22 is available for production sites and includes backwards-compatible improvements. 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.x 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.

WordPress 6.1

WordPress 6.1 is currently available on the Pantheon platform. WordPress 6.1 refines the site-building experience and allows users to interact with enhancements that continue to make site creation more intuitive while pushing creative boundaries. For more information on the general updates, status reports, and the occasional code changes, check out the version 6.1 release status page.

Product and Features Updates

Autopilot

The Deactivate Autopilot feature is now available. You can now remove sites from your Autopilot-enabled list and ensure Autopilot is not used on sites that are incompatible.

New Dashboard

The Workspace Index Service (WIS) is officially in Early Access. WIS aggregates sites from different site providers. This allows for better performance on site listings in the New Dashboard.

Documentation

Account Management Guide - Learn how to set up teams, use dashboards, and how billing works. Develop an organization plan and administer your Pantheon platform with our account management documentation.

Log Files on Pantheon - Log files track and record your site's activity to help you find, debug, and isolate current or potential problems on your site. Each environment has individual log files which can be obtained using SFTP. Additionally, application-level logs can be accessed directly through Drupal. For more information on using log files and for answers to frequently asked questions about log files, check out our documentation.

October 2022 Changelog

Platform Improvements

Drupal 9.4.5

Drupal 9.4.5 is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites. Drupal 9.4.x will receive security coverage until June 2023 when Drupal 10.1.0 is released.

Drupal 9.3.22

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.

Product and Features Updates

New Dashboard

Previously, users with the Unprivileged role were not able to create sites using Custom Upstreams. Users with the Unprivileged role do not possess permissions to access the Workspace Dashboard and could not create sites using Custom Upstreams. Now, it's possible to create a site using a Custom Upstream from the Personal Workspace in the New Dashboard. Click Create New Site and then select Upstream From Workspace.

Documentation

Quicksilver on Pantheon - Documentation on Quicksilver is now available in an accessible guide. Quicksilver hooks into platform workflows to automate your Pantheon WebOps workflow. This allows the platform to run selected scripts automatically every hour, or when a team member triggers the corresponding workflow.

September 2022 Changelog

Platform Improvements

Drupal 9.4.5

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.

PHP 8.1

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.

WordPress 6.0.2

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.

WordPress Composer Managed Upstream in Early Access

The Pantheon-maintained WordPress Composer Managed upstream is available for Early Access participants. This upstream leverages Bedrock, a WordPress-specific framework for using Composer on WordPress sites. Complete the request form if you are interested in participating in this Early Access offering.

Documentation

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.