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info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/product/ux/technical-writing/#assignments
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# Build your application **(FREE)**

Add your source code to a repository, create merge requests to check in
code, and use CI/CD to generate your application. Include packages in your app and output it to a variety of environments.

- [Repositories](../user/project/repository/index.md)
- [Merge requests](../user/project/merge_requests/index.md)
- [CI/CD](../ci/index.md)
- [Runners](https://docs.gitlab.com/runner/)
- [GitLab Pages](../user/project/pages/index.md)
- [Packages and registries](../user/packages/index.md)