Programming Collections

The leading provider of test coverage analytics. Ensure that all your new code is fully covered, and see coverage trends emerge. Works with most CI services. Always free for open source.

SonarQube™ software (previously known as “Sonar”) is an open source project hosted at Codehaus. Down...

Codacy | The easiest way to ensure your team is writing high quality code. It's a static analysis tool designed to analyze more than 40 languages such as Javascript, Python, Java, Ruby, and PHP.

GIT utilities -- repo summary, repl, changelog population, author commit percentages and more - tj/git-extras

Recall what you did on the last working day. Psst! or be nosy and find what someone else in your team did ;-) - kamranahmedse/git-standup

Software Licenses in Plain English

GitBook is where you create, write and organize documentation and books with your team.

A nodejs bindings implementation for selenium 2.0/webdriver.

The style guide is being deprecated! For CSS docs, please see: https://primer.style/css

PeerJS wraps the browser's WebRTC implementation to provide a complete, configurable, and easy-to-use peer-to-peer connection API. Equipped with nothing but an ID, a peer can create a P2P data or...

A modular, lightweight, performant, accessible and extensible drag & drop toolkit for React.

Nucleo is a beautiful library of 20000+ icons, and a powerful application to collect, customize and export all your icons.

Capture and inspect HTTP requests Hookbin is a free service that enables you to collect, parse, and view HTTP requests. Create your unique endpoints to inspect headers, body, query strings, cookies, uploaded files, and much more. This service is brought to you by Pixaven — modern GPU-powered image processing API

Get Started with Workbox.

Parallel.js is a tiny library for multi-core processing in Javascript. It was created to take full advantage of the ever-maturing web-workers API. Javascript is fast, no doubt, but lacks the parallel...

A jQuery-based custom UI control. Useful for tagging, contact lists, country selectors, and so on.

rainyday.js - Simulating raindrops falling on a window

KUTE.js core engine can animate by itself a great deal of CSS properties as well as scroll. You can do it all with native Javascript or with jQuery, but before we head over to the more advanced exampl...

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data. - minimaxir/big-list-of-naughty-strings

React Rainbow is a collection of components that will reliably help you build your application in a snap. Give it a hack and let us know what you think.

A heads up display for git. Contribute to michaeldfallen/git-radar development by creating an account on GitHub.

A comprehensive design guide for sizing and resolutions across all devices.

Get an HTTP endpoint to build mock APIs. Beeceptor intercepts HTTP requests for you to mock in real-time. Create rules to simulate a slow API.

Animista is a place where you can play with a collection of ready to use CSS animations, tweak them and download only those you will actually use.

An emoji guide for your commit messages.

reg-suit is a tool suit for visual regression testing.

A tool for developing responsive websites crazy-fast. Preview changes on multiple devices instantly.