Tapeti

'Small to medium-sized and classified as "Least Concern" by the IUCN.'

Wikipedia

Tapeti is a wrapper for the RabbitMQ .NET client designed for long-running microservices with a few specific goals:

Automatic registration of message handlers
Publishing without transport details, exchange and routing key determined by strategies
Attribute based, no base class requirements (only for convenience)
Graceful handling of connection issues, even at startup
Support for message flow using an extension package