# Functions & Data Processing

- [How to Use JavaScript for Custom Rule Conditions in Qubitro](https://docs.qubitro.com/guides/functions-and-data-processing/how-to-use-javascript-for-custom-rule-conditions-in-qubitro.md): By following this guide, you can customize Qubitro rule functions using JavaScript to create dynamic conditions.
- [How to Use JSONata for Real-Time Data Transformation in Qubitro](https://docs.qubitro.com/guides/functions-and-data-processing/how-to-use-jsonata-for-real-time-data-transformation-in-qubitro.md)


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