Is there a product (ideally open source, but not necessary), that would enable a zero dependency deployment? every service bus or queue library I\'ve been able to find has a de
Have you thought about using a service like IronMQ by http://Iron.io?
You wouldn't have any dependencies, could quickly prototype apps without setting up any queue infrastructure, and it's highly available and fast.
There is not currently a locally installable version but it's based on the upcoming OpenStack protocol so there will be.
Btw I work for Iron.