springboot-kafka-connect-jdbc-streams

Project goal: Explore Kafka, Kafka Connect, and Kafka Streams. Components: store-api: Inserts/updates MySQL records. Source Connectors: Monitor MySQL changes, push messages to Kafka. Sink Connectors: Listen to Kafka, insert/update Elasticsearch docs. store-streams: Listens to Kafka, processes with Kafka Streams, pushes new messages to Kafka. Maintained by ivangfr on GitHub, where it has earned 125 stars from the community.

It's actively developed around avro, docker, elasticsearch, and is a solid reference for anyone building with these tools.