Nock
HTTP mocking and expectations library
Yarn
Fast, reliable, and secure dependency management.
Hotel
Start apps from your browser and get local domains without editing /etc/hosts http://i.imgur.com/DrLjbIi.gif
Trace Kit
Attempts to create stack traces for unhandled JavaScript exceptions in all major browsers.
Js Cover
JSCover is a tool that measures code coverage for JavaScript programs.
Galen
Layout and functional testing framework for websites
Logerr
Playing with console errors, experimental project.
Screenlog.js
Bring console.log on the screen
Pioneer
Integration Testing
Stacktrace.js
Framework-agnostic, micro-library for getting stack traces in all web browsers
Vorlonjs
A new, open source, extensible, platform-agnostic tool for remotely debugging and testing your JavaScript. Powered by node.js and socket.io
Angular Js Boilerplate
Simple AngularJS Boilerplate to kick start your new project with SASS support and Gulp watch/build tasks
Generator Mcfly
A Yeoman generator for scaffolding an application using angular, browserify, ionic and famous
Quixote
CSS unit testing
Jscritic
Quickly check how well 3rd party script behaves.
Brjs
BladeRunnerJS (BRJS) is an open source development toolkit and framework for modular construction of large single-page HTML5 apps. It consists of a set of conventions, supporting tools and micro-libraries that make it easy to develop, test, deploy and maintain complex JavaScript apps.
Shipit
Universal automation and deployment tool written in JavaScript.