https://search.google.com/test...
https://developers.google.com/...
https://seositecheckup.com/
https://www.screamingfrog.co.uk/seo-spider/
https://adwords.google.com/Key...
https://trends.google.com/tren...
https://kwfinder.com/
https://neilpatel.com/seo-analyzer/
https://varvy.com/
Google Guidelines check
https://www.google.com/webmasters/tools/data-highlighter
Breadcrumbs, menu etc: https://developers.google.com/...
Structured data: https://search.google.com/stru...
https://nl.wordpress.org/plugi...
https://buzzsumo.com/
https://squoosh.app/
https://moz.com/products/pro/s...
https://www.openlinkprofiler.o...
https://ahrefs.com/backlink-ch...
https://hunter.io/chrome
