Google Cloud Pub/Sub vs NATS: What are the differences?
Google Cloud Pub/Sub: Global service for real-time and reliable messaging and streaming data. Cloud Pub/Sub is a fully-managed real-time messaging service that allows you to send and receive messages between independent applications. You can leverage Cloud Pub/Sub’s flexibility to decouple systems and components hosted on Google Cloud Platform or elsewhere on the Internet; NATS: Lightweight publish-subscribe & distributed queueing messaging system. Unlike traditional enterprise messaging systems, NATS has an always-on dial tone that does whatever it takes to remain available. This forms a great base for building modern, reliable, and scalable cloud and distributed systems.
Google Cloud Pub/Sub and NATS belong to "Realtime Backend / API" category of the tech stack.
According to the StackShare community, Google Cloud Pub/Sub has a broader approval, being mentioned in 73 company stacks & 17 developers stacks; compared to NATS, which is listed in 27 company stacks and 11 developer stacks.