3 items
Add links to web pages wherever you want! Link'em allows you to add your own links to any website. Just select some text, right click, and create your own new link on or next to that text. Those 2 tools you use at work that dont integrate with eachother? Link'em! Comparing multiple websites, so you keep searching on both? Just Link'em! If you want to replace the word Rick on every website you visit with a Rickroll... Weird request, but you can!
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.