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---
stage: Foundations
group: Import and Integrate
info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://handbook.gitlab.com/handbook/product/ux/technical-writing/#assignments
---
# Extend with GitLab
Automate with GitLab and integrate with external applications.
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| [**Integrate with GitLab**](../integration/index.md)<br>Projects, issues, authentication, security providers. | [**Webhooks**](../user/project/integrations/webhooks.md)<br>Custom HTTP callbacks, used to send events. | [**REST API**](rest/index.md)<br>Programmatic interaction with GitLab. |
| [**GraphQL API**](graphql/index.md)<br>Programmatic interaction with GitLab. | [**OAuth 2.0 identity provider API**](oauth2.md)<br>Third-party authorization to GitLab. | [**Editor and IDE extensions**](../editor_extensions/index.md)<br>Visual Studio Code, JetBrains, Neovim, GitLab CLI. |
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