Ampersand
Quickest way to get started with ampersand.
Mimosa
A lightning-fast, modular, next generation browser development tool.
Monitor.io
remote monitoring and debugging for socket.io
Yeoman
Yeoman - a set of tools for automating development workflow
Prettydiff
Compare code instead of text.
Gulp
The streaming build system
Broccoli
Browser compilation library – a build tool for applications that run in the browser
6to5
Turn ES6 code into readable vanilla ES5 with source maps
Headstart
An automated front-end setup
Bluebird
Bluebird is a full featured promise library with unmatched performance.
Angular Debaser
Just a better way to test AngularJS apps.
Browser Sync
Keep multiple browsers & devices in sync when building websites. http://browsersync.io
Apitizer
API mocking for client JavaScript applications
Gremlins.js
Monkey testing library for web apps and Node.js
Grunt
Grunt: The JavaScript Task Runner
Faker.js
generate massive amounts of fake data in Node.js and the browser
Nightwatch
UI automated testing framework based on node.js and selenium webdriver