Hacker News Reading Time is a free Chrome add-on developed by Ben Evans. This add-on aims to enhance the Hacker News browsing experience by adding a reading time metric to each story. With this feature, users can quickly estimate how long it will take them to read a particular article before diving in.

The add-on seamlessly integrates with the Hacker News website, displaying the estimated reading time as a flag next to each story. This allows users to make informed decisions about which articles to read based on their available time.

Hacker News Reading Time is a useful tool for those who frequently visit Hacker News and want to optimize their reading experience. By providing a reading time metric, it helps users manage their time more efficiently and prioritize articles based on their available time.

Overall, Hacker News Reading Time is a valuable add-on for Hacker News enthusiasts who want to make the most of their browsing experience by quickly identifying articles that match their time constraints.