> For the complete documentation index, see [llms.txt](https://docs.stackerhq.com/stacker-classic/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.stackerhq.com/stacker-classic/getting-started-quick-guide/what-can-i-build-in-stacker/build-an-internal-tool.md).

# Build an Internal Tool

Build the internal tools that are crucial for your workflows. This might be a project management tool, an app to track job applicants or a cross-team collaboration hub.

In this walkthrough we will set up an app for a restaurant distribution company.

## Content <a href="#content-0-0" id="content-0-0"></a>

* Using different display types in list layout
* Duplicating layout
* Choosing which fields to display
* Reorder navigation items
* Setting up User Roles
* Creating links between tables
* Setting up List Filters
* Editing the Detail Layout
* Adding Tabs to the layout
* Adding Action buttons to the layout
* Preview as a user to see what the app will look like

The video uses old Stacker UI. We will be updating the video soon.