SEO and site checks
Speed, search ranking and archive checks for websites
Google PageSpeed Insights API
The PageSpeed Insights API runs Google Lighthouse on any public URL and returns its scores for performance, accessibility, best practices and SEO, together with Core Web Vitals from real Chrome users where available. Run tests ...
Moz API
The Moz API gives the link and domain data behind Moz's SEO tools: Domain Authority and Page Authority, backlinks and linking domains, anchor text, spam score, and keyword data such as search volume and difficulty. Use it to ...
Wayback Machine Availability API
The Wayback Machine Availability API from the Internet Archive tells you whether a URL has been archived and returns the snapshot closest to a date you choose. Useful for showing archived versions of dead links, or for checking ...