in {% data variables.product.prodname_github_codespaces %} using the {% data variables.product.prodname_vscode %} web client. It will step you through the process of opening the project in a codespace, and adding and modifying a predefined dev container configuration.
After you complete this tutorial, you'll be able to add a dev container configuration to your own repository, using either the {% data variables.product.prodname_vscode_shortname %} web client or the {% data variables.product.prodname_vscode_shortname %} desktop application.
For more information about dev containers, see AUTOTITLE.