Microsoft Application Insights module for Node.js
BugSnag performance request tracker for monitoring XHR and fetch requests
Request Metrics performance monitoring agent
Overview
A development proxy server for API requestmonitoring and modification.
Lightweight debugging utility for Node.js and the browser
Lodash modular utilities.
React is a JavaScript library for building user interfaces.
A querystring parser that supports nesting and arrays, with a depth limit
Higher-order functions and common patterns for asynchronous code
Babel compiler core.