Vorlonjs
A new, open source, extensible, platform-agnostic tool for remotely debugging and testing your JavaScript. Powered by node.js and socket.io
Jscritic
Quickly check how well 3rd party script behaves.
Apitizer
API mocking for client JavaScript applications
Framer
Modern Prototyping Tool
Screenlog.js
Bring console.log on the screen
Thrill
Runs tests in many browsers.
Wire
A light, fast, flexible Javascript IOC container
Phantom Css
Visual/CSS regression testing with PhantomJS
Monitor.io
remote monitoring and debugging for socket.io
Mimosa
A lightning-fast, modular, next generation browser development tool.
Generator Mcfly
A Yeoman generator for scaffolding an application using angular, browserify, ionic and famous
Yeoman
Yeoman - a set of tools for automating development workflow
Xv
:x: :heavy_check_mark: A beautifully simple and capable test runner
Roughdraft.js
Quickly create an interactive HTML mock-up by auto sourcing lorem ipsum/images generators, with minimal html markup, and no server side code
Recoil
Recoil is an experimental state management library for React apps. It provides several capabilities that are difficult to achieve with React alone, while being compatible with the newest features of React.
Quixote
CSS unit testing
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.