Siftery - Share products your company uses and get personalized recommendations
Depict.ai - Amazon-quality product recommendations for any online store
Stackshare - StackShare is a comprehensive website that gives its users the chance to organize and share their technology stack with the rest of the community.
Suto - Get one-on-one expert product recommendations.
WhatRuns - Extension that helps you identify technologies used on any website at the click of a button.
MailChimp Product Recommendations - Easily build automated personalized email marketing