Gearman

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

Activiti

Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at…

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 Beam provides an advanced unified programming model to implement batch and streaming data processing jobs.

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

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.

Simple pub/sub messaging for the web

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

lipp has 135 repositories available. Follow their code on GitHub.

Lightbend Fast Data Platform is the easy on-ramp to successful streaming Fast Data applications.

A realtime distributed messaging platform.

A lightweight message queue for Node.js that requires a Redis server.

RabbitMQ is an open source message broker software.

ZeroMQ is a high-performance asynchronous messaging library.

Move data everywhere it’s needed, instantly and automatically