JSHint : This is JSHint, a tool that helps to detect errors and potential problems in your JavaScript code.
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
Enzyme : Enzyme is a JavaScript Testing utility for React that makes it easier to assert, manipulate, and traverse your React Components' output.
Intern : Intern is a complete test system for JavaScript designed to help you write and run consistent, high-quality test cases for your JavaScript libraries a...
XSS Filter Evasion Cheat Sheet - OWASP : This article is focused on providing application security testing professionals with a guide to assist in Cross Site Scripting testing.
A passive reconnaissance tool inside the DOM (experimental)