Qutrunk is described as 'Dedicated platform to send and receive messages within your applications. It has simple REST API and clean web UI. It allows to control access to your queues with managed access tokens' and is an website in the Social & Communications category. There are eight alternatives to Qutrunk, not only websites but also apps for a variety of platforms, including Linux, Windows, Mac and BSD. The best alternative is RabbitMQ, which is both free and Open Source. Other great sites and apps similar to Qutrunk are ØMQ (Free, Open Source), ActiveMQ (Free, Open Source), nanomsg (Free, Open Source) and NSQ (Free, Open Source).
ØMQ is a high-performance asynchronous messaging library aimed at use in scalable distributed or concurrent applications. It provides a message queue, but unlike message-oriented middleware, a ØMQ system can run without a dedicated message broker.
nanomsg is a socket library that provides several common communication patterns. It aims to make the networking layer fast, scalable, and easy to use. Implemented in C, it works on a wide range of operating systems with no further dependencies.