Pantheon Changelog
December 2020 Changelog
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Drupal 9 with One-click Composer Updates
You can now create and launch Drupal 9 sites on Pantheon, now in Limited Availability. Composer is completely integrated so you can keep your sites up-to-date with one-click. For more information, see the Drupal 9 documentation.
Drupal 8.9.9
Drupal 8.9.9 is now available on the Pantheon platform. This release fixes security vulnerabilities, and sites are urged to upgrade immediately. Detailed information on applying and debugging core updates can be found in the Core Updates documentation. For more information, see the Drupal 8.9.9 release notes.
Drupal 7.74
Drupal 7.74 is now available on the Pantheon platform. This release fixes security vulnerabilities, and sites are urged to upgrade immediately. Detailed information on applying and debugging core updates can be found in the Core Updates documentation. For more information, see the Drupal 7.74 release notes.
WordPress 5.5.3
WordPress 5.5.3 is now available on the Pantheon platform. Detailed information on applying and debugging core updates can be found in the Core Updates documentation.
Documentation
New: Use WP Mail SMTP to Send Email with Sendgrid
New: Glossary - Glossary of frequently used terms.