A research-oriented top sites ranking hardened against manipulation -

HypeStat is free statistics and analytics service, where you can find information about every website.

Using results from Netcraft's internet data mining, find out the technologies and infrastructure used by any site.

All-in-one digital intelligence - Unlock the most powerful and most accurate digital datasets to research any market, company, website, app, or marketplace

W3Techs provides information about the usage of various types of technologies on the web.