Apache NiFi is an open-source data integration tool designed to automate the flow of data between systems. It provides a user-friendly interface for creating data pipelines, allowing users to easily design, monitor, and manage data flows in real-time. With its ability to handle diverse data formats and sources, NiFi is suitable for various applications, including data ingestion, transformation, and routing. One of the key features of Apache NiFi is its support for data provenance, which tracks the flow of data through the system. This capability enables users to understand the origin and transformation of data, ensuring transparency and compliance. Additionally, NiFi's scalable architecture allows it to handle large volumes of data efficiently.