# `GSPackageType`

*Enumeration*

The storage layout of a Glyphs source file.

## Declaration

```swift
enum GSPackageType
```

```objc
enum GSPackageType : uint8_t;
```

```python
GSPackageType
```

## Topics

### Enumeration Cases

- [`GSPackageType.GSPackageBundle`](/Core/GlyphsCore/GSPackageType/GSPackageBundle) — A package containing font data and separate files for glyphs and other resources.
- [`GSPackageType.GSPackageFlatFile`](/Core/GlyphsCore/GSPackageType/GSPackageFlatFile) — A single file containing all font data.