The document provides an overview of leveraging mainframe data for modern analytics using Attunity Replicate and Confluent streaming platform powered by Apache Kafka. It discusses the history of mainframes and data migration, how Attunity enables real-time data migration from mainframes, the Confluent streaming platform for building applications using data streams, and how Attunity and Confluent can be combined to modernize analytics using mainframe data streams. Use cases discussed include query offloading and cross-system customer data integration.