Hashgrid
A little tool that inserts a layout grid in web pages, allows you to hold it in place, and toggle between displaying it in the foreground or background.
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.
Screenlog.js
Bring console.log on the screen
Wire
A light, fast, flexible Javascript IOC container
Vorlonjs
A new, open source, extensible, platform-agnostic tool for remotely debugging and testing your JavaScript. Powered by node.js and socket.io
Apitizer
API mocking for client JavaScript applications
Jscritic
Quickly check how well 3rd party script behaves.
Thrill
Runs tests in many browsers.
Monitor.io
remote monitoring and debugging for socket.io
Tlapse
📷 Create a timelapse of your web development... or just automatically take screenshots of your hard work ;)
Boomerang
End user oriented web performance testing and beaconing
Xv
:x: :heavy_check_mark: A beautifully simple and capable test runner
Intern
A next-generation code testing stack for JavaScript.
Mimosa
A lightning-fast, modular, next generation browser development tool.
Logerr
Playing with console errors, experimental project.
Generator Mcfly
A Yeoman generator for scaffolding an application using angular, browserify, ionic and famous
Chai
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.