GitHub is the best place to share code with friends, co-workers, classmates, and complete strangers. Over t...

Trello is a collaboration tool that organizes your projects into boards. In one glance, Trello tells you wh...

Keep photos, stories, designs, drawings, recordings, videos, and more. Your first 15 GB of storage are free...

Imagine all your team communication in one place, instantly searchable, available wherever you go. That’s S...

Ruby is a language of careful balance. Its creator, Yukihiro “Matz” Matsumoto, blended parts of his favorit...

Rails is a web-application framework that includes everything needed to create database-backed web applicat...

Fast, flexible and pragmatic, PHP powers everything from your blog to the most popular websites in the world.

Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for d...

Lots of people use React as the V in MVC. Since React makes no assumptions about the rest of your technolog...

npm is the command-line interface to the npm ecosystem. It is battle-tested, surprisingly flexible, and use...

Sass is an extension of CSS3, adding nested rules, variables, mixins, selector inheritance, and more. It's ...

JavaScript is most known as the scripting language for Web pages, but used in many non-browser environments...

It is the only complete API development environment, used by nearly five million developers and more than 1...

JUnit is a simple framework to write repeatable tests. It is an instance of the xUnit architecture for unit...

Capybara helps you test web applications by simulating how a real user would interact with your app. It is ...

Build and debug modern web and cloud applications. Code is free and available on your favorite platform - L...

Managing the assets of design systems in Sketch is complex, error-prone and time consuming. Sketch is scrip...