kafkaPlumber - A swiss army knife CLI tool for interacting with Kafka, RabbitMQ and other messaging systems
eventsEventBus - Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc
event-busMBassador - Light-weight, high-performance event bus implementing the publish subscribe pattern
apisNakadi - A distributed event bus that implements a RESTful API abstraction on top of Kafka-like queues