Cloudflare speeds up and protects millions of websites, APIs, SaaS services, and other properties connected...

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...

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...

Stripe makes it easy for developers to accept credit cards on the web.

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...

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

Skype’s text, voice and video make it simple to share experiences with the people that matter to you, where...

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

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

GitLab offers git repository management, code reviews, issue tracking, activity feeds and wikis. Enterprise...

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...

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

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

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...

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

Markdown is two things: (1) a plain text formatting syntax; and (2) a software tool, written in Perl, that ...

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

CodeIgniter is a proven, agile & open PHP web application framework with a small footprint. It is powering ...

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

It is a modern database query and access library for Scala. It allows you to work with stored data almost a...

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

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

It is a free, automated, and open certificate authority brought to you by the non-profit Internet Security ...

Web developer and designer from Frankfurt with a focus on beautiful interfaces and web-applications.