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    • This version of GitHub Enterprise was discontinued on 2021-09-23. No patch releases will be made, even for critical security issues. For better performance, improved security, and new features, upgrade to the latest version of GitHub Enterprise. For help with the upgrade, contact GitHub Enterprise support.

    Article version

    In this article

    Rendering data as graphs

    Learn how to visualize the programming languages from your repository using the D3.js library and Ruby Octokit.

    In this guide, we're going to use the API to fetch information about repositories that we own, and the programming languages that make them up. Then, we'll visualize that information in a couple of different ways using the D3.js library. To interact with the GitHub Enterprise Server API, we'll be using the excellent Ruby library, Octokit.

    If you haven't already, you should read the "Basics of Authentication" guide before starting this example. You can find the complete source code for this project in the platform-samples repository.

    Let's jump right in!

    Setting up an OAuth application

    First, register a new application on GitHub Enterprise Server. Set the main and callback URLs to http://localhost:4567/. As before, we're going to handle authentication for the API by implementing a Rack middleware using