For the full list of issues and pull requests in this release, please see the 2.5.3 milestone.

Changelog

• Fix Gutenberg's validation issues with Script Modules. https://github.com/ampproject/amp-wp/issues/7737, https://github.com/ampproject/amp-wp/pull/7736
• Fix script for post preview is not being marked as dev mode resulting in a validation error. https://github.com/ampproject/amp-wp/issues/7758, https://github.com/ampproject/amp-wp/pull/7760
• Update AMP spec with latest changes. https://github.com/ampproject/amp-wp/pull/7741
• Update node to v20. https://github.com/ampproject/amp-wp/issues/7717, https://github.com/ampproject/amp-wp/pull/7719
• Update PHP-CSS-Parser to v8.5.1. https://github.com/ampproject/amp-wp/issues/7721, https://github.com/ampproject/amp-wp/pull/7742
• Update miscellaneous dependencies. (list)

Full Changelog: https://github.com/ampproject/amp-wp/compare/2.5.2...2.5.3

Props

Lovekesh Kumar (@thelovekesh), Maitreyie Chavan (@maitreyie-chavan), Milind More (@milindmore22), Pascal Birchler (@swissspidy), Pavan Patil (@pavanpatil1), Weston Ruter (@westonruter)

Installation

Now available to install via WordPress.org.

You can also install the amp.zip build linked below by uploading it in the WordPress admin.

To install as a Git submodule, consider 2.5.3-built.