boomeasy

https://chrome.google.com/webstore/detail/hacker-news-show-links/phckhodapplnokiepnaneoglleghgpfi

Adds an item to the hackernews menu called "LinksOnly" which shows you how many links are found in the comment section for an entry and when clicked, toggles hiding comments that don't have links embedded in them.

Other things it does: )changes default sorting for search to "ByDate" ) makes all links in comments and links to articles on the front page open in a new tab. *) highlites links in yellow and visited links in pink

source: https://github.com/boomeasy/hnlinks