# BunAppExtensions

- Kind: `class`
- Package: [CommunityToolkit.Aspire.Hosting.Bun](/reference/api/csharp/communitytoolkit.aspire.hosting.bun.md)
- Version: `13.3.0`
- Namespace: `Aspire.Hosting`
- Target framework: `net10.0`
- Source: [GitHub](https://github.com/CommunityToolkit/Aspire/blob/0a6068734d939cdf93e8a6a0cab67cf1e5c76953/src/CommunityToolkit.Aspire.Hosting.Bun/BunAppExtensions.cs)

Extension methods for adding a Bun app to a `Hosting.IDistributedApplicationBuilder`.

## Definition

```csharp
namespace Aspire.Hosting;

public static class BunAppExtensions
{
    // ...
}
```

## Methods

- [AddBunApp(IDistributedApplicationBuilder, string, string?, string, bool)](/reference/api/csharp/communitytoolkit.aspire.hosting.bun/bunappextensions/methods.md#addbunapp-idistributedapplicationbuilder-string-string-string-bool) : `IResourceBuilder<BunAppResource>` `extension` `ats export` -- Adds a Bun app to the builder.
- [WithBunPackageInstallation(IResourceBuilder<BunAppResource>, Action<IResourceBuilder<BunInstallerResource>>)](/reference/api/csharp/communitytoolkit.aspire.hosting.bun/bunappextensions/methods.md#withbunpackageinstallation-iresourcebuilder-bunappresource-action-iresourcebuilder-buninstallerresource) : `IResourceBuilder<BunAppResource>` `extension` `ats ignored` -- Ensures the Bun packages are installed before the application starts using Bun as the package manager.