Site Rank Data - View historical rank information of websites via time series charts.
Optimizely - A/B testing you'll actually use.
SimilarWeb - SimilarWeb.com is a website analysis tool that gives you analytics information for any website.
BEYABLE - Real-time personalization solutions for e-commerce & lead gen websites
Quantcast - Quantcast Corporation is a digital marketing company that provides free audience demographics measurement and delivers real-time advertising.
Enhencer - Enhencer is an auto-machine learning SAAS platform that helps e-commerce sites to predict customer behaviours and take actions accordingly