Astronomer - Capture every user event and route them anywhere. Automatically
Wappalyzer - Wappalyzer is a technology profilers and leads data provider. Create lists of websites and contacts that use certain technologies.
Adara - Adara provides marketing and insights platform that transforms loyalty, search and booking data into actionable knowledge.
BuiltWith - Find out the technology behind websites
Birdly - Birdly is an expense management and expense report solution for SMBs.
WhatRuns - Extension that helps you identify technologies used on any website at the click of a button.