We're currently using ActiveMQ with ActiveMessaging as the Rails bindings. One reason for this was that we wanted something which would be fairly language/platf

We're currently using ActiveMQ with ActiveMessaging as the Rails bindings. One reason for this was that we wanted something which would be fairly language/platform neutral if in the future we decided that Ruby/Rails wasn't the right choice for certain bits of the app. RabbitMQ is another option to consider in this area.