Protractor
E2E test framework for Angular apps
Phantom Css
Visual/CSS regression testing with PhantomJS
Bluebird
Bluebird is a full featured promise library with unmatched performance.
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.
Framer
Modern Prototyping Tool
Blaver
A JavaScript library built on top of the Faker.JS library. It generates massive amounts of fake data in the browser and node.js.
Pioneer
Integration Testing
JSHint
JSHint is a community-driven tool to detect errors in JavaScript code and enforce your team's coding conventions.
Broccoli
Browser compilation library – a build tool for applications that run in the browser
Nightwatch
UI automated testing framework based on node.js and selenium webdriver
Spa Eye
Backbone debugger for Firefox
Yeoman
Yeoman - a set of tools for automating development workflow
Stacktrace.js
Framework-agnostic, micro-library for getting stack traces in all web browsers
Nock
HTTP mocking and expectations library
Csscomb.js
CSS coding style formatter
Prettydiff
Compare code instead of text.
Casper JS
Navigation scripting & testing utility for PhantomJS and SlimerJS