# addBunApp

- Module: [CommunityToolkit.Aspire.Hosting.Bun](/reference/api/typescript/communitytoolkit.aspire.hosting.bun.md)
- Version: `13.5.0`
- Kind: `method`
- Source: [GitHub](https://github.com/CommunityToolkit/Aspire/tree/4ff8268fbd97ddd23cb73dc8eff9cc92718156d1)

Adds a Bun app to the builder.

## Definition

```typescript
interface IDistributedApplicationBuilder {
  // ... omitted for brevity
  addBunApp(
    name: string,
    workingDirectory?: string,
    entryPoint?: string,
    watch?: boolean): BunAppResource
}
```

## Parameters

- `name` (`string`)
- `workingDirectory` (`string`) `optional`
- `entryPoint` (`string`) `optional` `= index.ts`
- `watch` (`boolean`) `optional` `= False`

## Returns

[BunAppResource](/reference/api/typescript/communitytoolkit.aspire.hosting.bun/bunappresource.md) `builder`

## Applies to

- [IDistributedApplicationBuilder](/reference/api/typescript/communitytoolkit.aspire.hosting.bun/idistributedapplicationbuilder.md)