developers.google.com/web추천
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
Get instant On-Page SEO insights at the click of a button. Instantly highlighting issues on your page rather then digging through…
weeblr.com
Shows SEO issues as you navigate pages. Displays performance data and full AMP status and errors for HTML pages.
www.fandangoseo.com
FandangoSEO SEO Extension to do a small Page audit
