Top 20 NuGet bus Packages

Message Queue for the Cloud. IronMQ is a reliable message queue service that lets you connect systems and build distributed apps that scale effortlessly and eliminate any single points of failure.
SeekU is a micro framework for simplifying CQRS and Event Sourcing in .NET.
EasyAzureServiceBus: This library, inspired by the simple EasyNetQ API, helps you get started with Service Bus 1.1 for Windows Server pub/sub and queues!
Stand-alone version of the Orchard Eventbus.
Simple event aggregator/messenger for .net applications
A OWIN server for the Azure Service Bus Relay
Msmq transport for EzBus
Azure Notification Hub Helper
Pluggable foundation blocks for building distributed apps.
Simple event bus with dynamic interceptor.
An integration for Was.EventBus with MiniAutfac.
A javascript channel implementation for SlimBroker
A typescript channel implementation for SlimBroker
Simple event aggregator/messenger for .net applications
Simple service bus built on top of Amazon Web Services
AzureBus.Amqp: inspired by the simple EasyNetQ API, this library helps you get started with Service Bus 1.1 for Windows Server or Azure Service Bus pub/sub and queues! using AMQP
A messaging library for publish-subscribe implementation on top of MSMQ. Supports transactional and non-transactional queues, dead letter queue and automatic retries with delay between failed attempts. Aims to provides a reliable yet very simple way to integrate applications running on the same mach...
Oy is a simple extensible asynchronous message bus
Test helpers for JungleBus
Warden watcher for Azure Service Bus