The 'embed_thumbnail_image_shape' PHP filter in WordPress allows developers to customize the shape of thumbnail images in embedded content.

​The `add_filter` function with the hook name `enter_title_here` allows developers to change the default placeholder text of the title field in the WordPress editor by using the `wp_title_tag_generator` function

The 'flush_rewrite_rules_hard' PHP filter in WordPress is a powerful tool for developers to reset permalinks and rewrite rules.

The 'found_posts' filter in WordPress allows developers to modify the total number of posts found in a query. This can be useful for customizing pagination and improving performance.

​The `get_the_archive_title_prefix` WordPress filter modifies the archive title prefix for different types of archives such as categories, tags, custom post types, and author archives

The 'media_library_infinite_scrolling' PHP filter allows for seamless scrolling through the WordPress media library, improving user experience and efficiency.

The 'post_rewrite_rules' PHP filter in WordPress allows developers to modify the rewrite rules for post types. This can be useful for customizing permalinks and improving SEO.

​The `post_type_archive_feed_link` WordPress filter allows modification of the post type archive feed link for a specified feed type

The 'post_type_archive_link' PHP filter in WordPress allows developers to customize the archive link for custom post types.