"The OpenLink Structured Data Sniffer (OSDS) is a browser extension for Google Chrome, Mozilla Firefox, Opera, and Vivaldi (with builds planned for Apple Safari and Microsoft Edge) that unveils structured metadata embedded within HTML documents and web pages."
"The Data Science Toolbox is a virtual environment based on Ubuntu Linux that is specifically suited for doing data science. Its purpose is to get you started in a matter of minutes. You can run the Data Science Toolbox either locally (using VirtualBox and Vagrant) or in the cloud (using Amazon Web Services)."