For the past three years, 9elements has worked collaboratively with UK agency , helping the World Health Organization (WHO) to visualize global public health data on , WHO’s central data hub. Open health data plays a key role for guiding public...
Building flexible data visualizations for international sites For our international clients, we have created dynamic charts and data visualizations for the web. Charts typically render shapes like lines and paths, rectangles and circles. They contain...
In software development, there are few topics as controversial as test automation . The first controversy revolves around the fundamental value of automated tests . What can automated testing achieve and contribute to correct, bug-free software...
Automated software testing is a controversial topic in the programming community. Some developers are avid proponents of testing and test-driven development. Some developers recognize the value of automated testing but consider the effort to be...
In 2019, I wrote an article on . As a follow-up, I’d like to describe a client project we are maintaining since 2014. The Organisation for Economic Co-operation and Development (OECD) is an intergovernmental body that collects data and publishes...
In July, we have launched a new client site, the . The OECD is an international organization that analyses national economies to coordinate the policies of its member states. The OECD conducts well-known studies like and publishes reports and...
In this article, I will first take a high-level look at modern frontend architectures: In a time where web apps easily surpass 1 MB of JavaScript, what should we try to achieve? Second, based on these considerations, I’m going to argue that...
Last week we released , a tool to create data visualizations for the web. It’s free to use and also ! See the for general information. GED VIZ is a large JavaScript (“HTML5”) application that runs in modern web browsers. It’s made using open...
Good visualisations are more than just fancy graphics. They are a lot about storytelling, shedding light on important issues, and at the same time inspiring us to raise new questions. Building such visualisations can be a very time-consuming effort,...
JavaScript application development is a hot topic and people are wondering which framework they should pick. In this post I’m going to compare two of them. and are frameworks on top of the popular library. Both seek to ease the development...
Today we’re releasing the application architecture of moviepilot.com into the public: Meet Chaplin! In April 2011, Moviepilot, a successful Berlin-based startup, asked us to help building their new product . After having established an...
