Site Rank Data - View historical rank information of websites via time series charts.
Statista - The Statistics Portal for Market Data, Market Research and Market Studies
SitePrice.xyz - Site price calculator
Statwing - Simply upload your spreadsheet or dataset, then select the relationships you want to explore. Statwing was built by and for analysts, so you can clean data, explore relationships, and create charts in minutes instead of hours.
Website Informer - Website.informer: complete data lookup & free aggregated report on any domain including whois, visitors, IP & DNS details, competitors, owners, etc
datarobot - Become an AI-Driven Enterprise with Automated Machine Learning