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

Bitbucket gives teams one place to plan projects, collaborate on code, test and deploy, all with free priva...

Twilio SendGrid's cloud-based email infrastructure relieves businesses of the cost and complexity of mainta...

MailChimp helps you design email newsletters, share them on social networks, integrate with services you al...

Google Analytics lets you measure your advertising ROI as well as track your Flash, video, and social netwo...

The world’s best software and DevOps teams rely on New Relic to move faster, make better decisions and crea...

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

Heroku is a cloud application platform – a new way of building and deploying web apps. Heroku lets app deve...

Cloud9 provides a development environment in the cloud. Cloud9 enables developers to get started with codin...

An integrated suite of secure, cloud-native collaboration and productivity apps. It includes Gmail, Docs, D...

The core software is built by hundreds of community volunteers, and when you’re ready for more there are th...

Puppet is an automated administrative engine for your Linux, Unix, and Windows systems and performs adminis...

Sublime Text is available for OS X, Windows and Linux. One license is all you need to use Sublime Text on e...

Vagrant provides the framework and configuration format to create and manage complete portable development ...

VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. N...

Nagios is a host/service/network monitoring program written in C and released under the GNU General Public...

Elasticsearch is a distributed, RESTful search and analytics engine capable of storing data and searching i...

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.

It is a web application framework with expressive, elegant syntax. It attempts to take the pain out of deve...

Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.

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...

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

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and mess...

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

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...

Unicorn is an HTTP server for Rack applications designed to only serve fast clients on low-latency, high-ba...

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

Haml is a markup language that’s used to cleanly and simply describe the HTML of any web document, without ...

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

The compass core framework is a design-agnostic framework that provides common code that would otherwise be...

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

Create rich applications and stunning visualisations of your data, leveraging the comprehensiveness, accura...

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