Wappalyzer - Wappalyzer is a technology profilers and leads data provider. Create lists of websites and contacts that use certain technologies.
DataBasic - Easy-to-use web tools for beginners
BuiltWith - Find out the technology behind websites
Popcornmetrics - Track user behavior without coding
WhatRuns - Extension that helps you identify technologies used on any website at the click of a button.
Typeform + NomNom Integration - Turn Typeform responses into product insights