Finagle

Finagle is a protocol-agnostic RPC system.

Akka

Build powerful reactive, concurrent, and distributed applications in Java and Scala

Amazon Simple Queue Service is a fully managed message queuing service.

Job queue for Android to easily schedule jobs that run in the background, improving UX and application stability.

Apache Kafka is an open-source message broker project developed by the Apache Software Foundation written in Scala.

Apache Qpid makes messaging tools that speak AMQP and support many languages and platforms.

Beanstalk is a simple, fast work queue.

CloudAMQP automates every part of setup, running and scaling of RabbitMQ clusters. Available on all major cloud and application platforms.

Real-time message streaming as a service. Powered by Apache Kafka. Fully managed, epic performance & superior support.

Gearman provides a generic application framework to farm out work to other machines or processes that are better suited to do the work.

IBM MQ is messaging middleware that simplifies and accelerates the integration of diverse applications and data across multiple platforms.

IronWorker is a task processor for applications that isolates the code and dependencies of individual tasks to be processed on demand.

A realtime distributed messaging platform.

Cloud-based real estate management solution

RabbitMQ is an open source message broker software.

Reactive Extensions for Javascript

ZeroMQ is a high-performance asynchronous messaging library.

Move data everywhere it’s needed, instantly and automatically