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Writing code for a GitHub App

Learn about using the GitHub API with your app, continuous integration, and how to build with apps.

About writing code for a GitHub App

You need to write code to add functionality to your GitHub App.

Quickstart for building GitHub Apps

Quickly build a GitHub App that comments on pull requests.

Building a GitHub App that responds to webhook events

Learn how to build a GitHub App that makes an API request in response to a webhook event.

Building a "Login with GitHub" button with a GitHub App

Follow this tutorial to write Ruby code to generate a user access token via the web application flow for your GitHub App.

Building a CLI with a GitHub App

Follow this tutorial to write a CLI in Ruby that generates a user access token for a GitHub App via the device flow.

Building CI checks with a GitHub App

Build a continuous integration server to run tests using a GitHub App and checks.