You can build integrations with the GitHub APIs to add flexibility and reduce friction in your own workflow.
You can test new optional features for your GitHub Apps and OAuth Apps.
Understanding the differences between GitHub Apps and OAuth Apps will help you decide which app you want to create. An OAuth App acts as a GitHub user, whereas a GitHub App uses its own identity when installed on an organization or on repositories within an organization.
Learn about the advantages of migrating your OAuth App to a GitHub App and how to migrate an OAuth App that isn't listed on GitHub Marketplace.
Learn the foundations for extending and building new GitHub Apps.
All GitHub docs are open source. See something that's wrong or unclear? Submit a pull request.
Oder, learn how to contribute.