@erento/message-deduplication
Provided methods allow you to deduplicate messages and get as close to only once message delivery for Google Pub/Sub, long running jobs, etc.
uupaa.postal.js
Message delivery subsystem (Observer pattern implementation).
busmq
A high performance, highly-available and scalable, message bus and queueing system for node.js backed by Redis
deliveryman
simple tool for messages between iframes and main page
node-queue-lib
Javascript implementation of message queue with various delivery strategy