> For the complete documentation index, see [llms.txt](https://docs.fractalworks.io/joule/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fractalworks.io/joule/developer-guides/builder-sdk/connector-api/sources.md).

# Sources

- [StreamEventParser API](https://docs.fractalworks.io/joule/developer-guides/builder-sdk/connector-api/sources/streameventparser-api.md): Custom parser converts a domain Quote object into an internal Joule StreamEvent