amCharts is a JavaScript-based interactive charts and maps programming library and tool.
cdnjs is a free distributed JS library delivery service.
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Sentry is an open-source platform for workflow productivity, aggregating errors from across the stack in real time.