2 items
Makes the text/label of focused links copyable. Also via contextmenu. Makes the text/label of focused links copyable by using the normal copy keyboard command (CTRL + V for me). Adds a contextmenu option to copy an element's text, for instance a link's label or a table cell's content. Adds a contextmenu option to find background images.
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.