> ## Documentation Index
> Fetch the complete documentation index at: https://omss.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Source

> A source object.

A source object.
A source MUST declare at least one language (muxed-in) OR at least one
separate audioTrack. Both may be present; at least one is required.

```typescript
type Source = SourceWithLanguages | SourceWithAudioTracks
```


## Related topics

- [Introduction to OMSS v1.0](/spec/v1.0/ref/introduction.md)
- [Introduction to OMSS v1.1](/spec/latest/ref/introduction.md)
- [Movie sources](/api-reference/movies/movie-sources.md)