HotQueue is a Python library that allows you to use Redis as a message queue within your Python programs.

The main advantage of this model is that there is no queue server to run, other than Redis. This is particularly ideal if you’re already using Redis as a datastore elsewhere

Alice is a RESTful interface to the RabbitMQ server that talks directly through erlang’s native interface, epmd. The purely RESTful server responds to the same interface as the RabbitMQ’s command-line interface and presents a native HTTP interface to the data.