It is a web service that provides resizable compute capacity in the cloud. It is designed to make web-scale...

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

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

PayPal is an online payments and money transfer service that allows you to send money via email, phone, tex...

Notepad++ is a free (as in "free speech" and also as in "free beer") source code editor and Notepad replace...

Build system automating tasks: minification and copying of all JavaScript files, static images. More capabl...

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...

Go is expressive, concise, clean, and efficient. Its concurrency mechanisms make it easy to write programs ...

Objective-C is a superset of the C programming language and provides object-oriented capabilities and a dyn...

Writing code is interactive and fun, the syntax is concise yet expressive, and apps run lightning-fast. Swi...

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

jQuery is a cross-platform JavaScript library designed to simplify the client-side scripting of HTML.

Whether you're building highly interactive web applications or you just need to add a date picker to a form...

The MySQL software delivers a very fast, multi-threaded, multi-user, and robust SQL (Structured Query Langu...

Microsoft® SQL Server is a database management and analysis system for e-commerce, line-of-business, and da...

PostgreSQL is an advanced object-relational database management system that supports an extended subset of...

Git is a free and open source distributed version control system designed to handle everything from small t...

Perl is a general-purpose programming language originally developed for text manipulation and now used for...

The Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Originally designed as a ...

nginx [engine x] is an HTTP and reverse proxy server, as well as a mail proxy server, written by Igor Sysoe...

Phusion Passenger is a web server and application server, designed to be fast, robust and lightweight. It t...

SQLite is an embedded SQL database engine. Unlike most other SQL databases, SQLite does not have a separate...

Delayed_job (or DJ) encapsulates the common pattern of asynchronously executing longer tasks in the backgro...

Bootstrap is the most popular HTML, CSS, and JS framework for developing responsive, mobile first projects ...

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

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

The Xcode IDE is at the center of the Apple development experience. Tightly integrated with the Cocoa and C...

HTML5 is a core technology markup language of the Internet used for structuring and presenting content for ...

A pluggable and configurable linter tool for identifying and reporting on patterns in JavaScript. Maintain ...

Ubuntu is an ancient African word meaning ‘humanity to others’. It also means ‘I am what I am because of wh...

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