# Bug tracker: Reference the required assemblies

After you create the folder structure, to implement and use the *Bug Tracker* application, you must download the required packages from [Nuget.org](https://www.nuget.org/). Upon package installation, references to the assemblies are automatically added to your project.

## Required Sitefinity CMS NuGet packages

The project refers to the following NuGet packages:

`SitefinityWebApp` library:

* `Telerik.Sitefinity.All.nupkg`
* `Telerik.Web.Mvc.nupkg`