The 'notify_moderator' PHP filter in WordPress allows for customized email notifications to be sent to moderators when new comments are posted.

​The `oembed_iframe_title_attribute` WordPress filter modifies the title attribute of an oEmbed HTML iframe by allowing you to add or modify its value using a custom function

The 'oembed_linktypes' PHP filter in WordPress allows developers to control which types of links are automatically embedded in content.

The 'oembed_min_max_width' PHP filter in WordPress allows developers to set minimum and maximum widths for embedded content.

The WordPress 'oembed_providers' PHP filter allows developers to add or remove oEmbed providers programmatically.

The 'oembed_remote_get_args' PHP filter in WordPress allows developers to modify the arguments used in remote oEmbed requests.

​The `parse_term_query` WordPress PHP action allows developers to modify the term query before it is executed by firing after term query variables have been parsed

The 'password_change_email' PHP filter in WordPress allows developers to customize the email sent to users when they change their password. This filter can be used to add additional information or…

The WordPress 'password_hint' PHP filter allows developers to customize the password hint displayed on the login screen.