Apache Kafka More than 80% of all Fortune 100 companies trust, and use Kafka. Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications. Manufacturing 10 out of 10 Banks 7 out of 10 Insurance 10 out of 10 Telecom 8 out of 10 10/10 Largest insurance