---
title: id
framework: swift-package-manager
role: symbol
role_heading: Instance Property
path: swift-package-manager/documentation/packageplugin/package/id-swift.property
---

# id

The unique identifier for the package.

## Declaration

```swift
let id: Package.ID
```

## See Also

### Inspecting Packages

- [displayName](swift-package-manager/documentation/packageplugin/package/displayname.md)
- [toolsVersion](swift-package-manager/documentation/packageplugin/package/toolsversion.md)
- [directoryURL](swift-package-manager/documentation/packageplugin/package/directoryurl.md)
- [origin](swift-package-manager/documentation/packageplugin/package/origin.md)
- [dependencies](swift-package-manager/documentation/packageplugin/package/dependencies.md)
- [sourceModules](swift-package-manager/documentation/packageplugin/package/sourcemodules.md)
- [Package.ID](swift-package-manager/documentation/packageplugin/package/id-swift.typealias.md)
- [directory](swift-package-manager/documentation/packageplugin/package/directory.md)