Integrations are tools and services that connect with GitHub to complement and extend your workflow.
Integrations can be GitHub Apps, OAuth Apps, or anything that utilizes GitHub APIs or webhooks. For more information, see "About integrations" in the GitHub Developer documentation.
You can find an integration to install or publish your own integration in GitHub Marketplace and Works with GitHub.
You can find other types of approved integrations on Works with GitHub.
Note: You can also submit an integration for inclusion on Works with GitHub. For more information, see "Adding integrations to Works with GitHub" in the GitHub Developer documentation.