Top 20 NuGet messaging Packages

C# Implementation of the new HTTP v1 API protocol of Firebase Cloud Messaging (FCM)
A Fluent Queue Client for creating Azure Storage Queues and Consumers
A simple library for sending Slack Messages
CQELight.Buses.RabbitMQ provides an implementation of a client and a server for RabbitMQ message queuing, based on CQELight abstractions, to communicate throught RabbitMQ instance.
Redis implementation of CircuitBreakerBroker support for the Clockwise command scheduling library.
Classified ads is program for leaving public advertisements if you want to buy, sell, trade or give away goods or services. Categories for ads include for example cars, bicycles, household items, furniture, clothing and jobs. Messaging and voice calls between program operators are possible.
Adds NATS integration for ASP.NET Core
.NET managed library implementing short messages (SMS) server for SMPP, UCP and CIMD2 protocols.
M2Mqtt is a MQTT client available for all .Net platform (.Net Framework, .Net Compact Framework and .Net Micro Framework) and WinRT platform (Windows 8.1 and Windows Phone 8.1) for M2M communication.
Quest core library
common messages used by Quest.CoreLib
M2Mqtt is a MQTT client available for all .Net platform (.Net Framework, .Net Compact Framework and .Net Micro Framework) and WinRT platform (Windows 8.1 and Windows Phone 8.1) for M2M communication.
PushNotification is a framework for Notification .NET applications. Handle Push Notifications. Across iOS, Android and UWP from a single API.
RabbitMQ implementation of the Messaging interfaces
File system based implementation of the Messaging interfaces
Particular ServiceControl.Monitoring binaries for use by Particular.PlatformSample. Not intended for use outside of Particular.PlatformSample.
A .NET Standard client library for NSQ, a realtime distributed messaging platform.
Bus implementation using Azure Service Bus to dispatch message