> For the complete documentation index, see [llms.txt](https://developer.supervisely.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.supervisely.com/app-development/basics/app-json-config/v1-legacy.md).

# v1 - Legacy

This section contains 2 examples of v1 apps.

Examples:

1. [**Modal Window**](/app-development/basics/app-json-config/v1-legacy/example-1.-v1-modal-window.md)
2. [**App with GUI**](/app-development/basics/app-json-config/v1-legacy/example-2.-v1-app-with-gui.md)