# Page Not Found

The URL `iot-device-model/external-helper-libraries` does not exist.

You might be looking for one of these pages:
- [External Libraries](https://docs.iotify.io/additional-helpers/external-libraries.md)
- [Inbuilt Libraries](https://docs.iotify.io/additional-helpers/inbuilt-libraries.md)
- [Overview](https://docs.iotify.io/iot-testing/iot-testing-overview.md)
- [Test Automation & CI/CD integration](https://docs.iotify.io/iot-testing/test-automation-and-ci-cd-integration.md)
- [IoTIFY Helper Functions](https://docs.iotify.io/additional-helpers/iotify-helpers.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.iotify.io/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.iotify.io/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/additional-helpers/external-libraries.md`)
- Use `Accept: text/markdown` header for content negotiation