Google wants Chrome team products widely distributed and that includes Firefox.
Firefox had not yet reviewed the extension, so it gets automatically categorized as “not a Recommended Extension.” Firefox will likely add Google’s extension to it’s “Recommend” list after review. In the meantime, the risk level on this extension is still unknown even when it appears to be very much legit.
Why we care
Google Lighthouse is a collection of highly useful tools for practitioners across the entire spectrum of our industry. Non-technical marketing folks can easily read summary reports and have stories to tell clients, while technical folks can utilize the command line interpreter (CLI) version to insert score threshold tests ensuring performance metrics as a step in continuous integration and continuous deployment procedures.