Simple metadata

This plugin allow author to add Schema.org markup options for product reviews.

Seamlessly insert schema.org and Open Graph microdata into WordPress.

Plugin created shortcode to insert YouTube videos with microdate on Schema.org for rich snippet

Add schema.org review markup and Structured Data in JSON-LD format for editor reviews, an extension for the Schema plugin.

Enhance credibility with author boxes and pages optimized for Google's E-E-A-T. Supports multiple authors, social links, and schema markup.

Easy tool to stop HTML editor from removing schema.org/microdata tags from post or page content.

This plugin provides simple handy tool for automatic cleaning database from old, non-relevant revisions on your web-site.

As Super Administrator, you can set the (default) timezone for all blogs.

This plugin provides simple handy tool for automatic relationship between original (home pages and chapters) content and translations in a PressBooks …

Collection of functionalities for PressBooks installations

Extended Metadata for Wordpress and PressBooks.

Removes all the inserted images in the content section of the posts.