Looks like this - https://webhint.io Why not collaborate with the people who’ve made this first, google?
* Performance (exactly same as webhint)
* PWA (exactly same name as webhint)
* Accessibility (exactly same as webhint)
* Best Practices
* SEO
Webhint also has categories Interoperability and Security. Not sure what web.dev uses for those.
> webhint’s development started inside the Microsoft Edge team
...was that before lighthouse started? And was open source and seem viable at the time?