Developers can now build distributed PubSub systems with cross-process and cross-tab capabilities, thanks to the BroadcastChannel API. This technology enables seamless communication between different execution contexts, such as Node.js processes, browser tabs, or worker threads. With this system, developers can create robust and scalable applications that can handle large amounts of data and events.

Source: https://dev.to/redjohnsh/building-a-distributed-pubsub-class-with-cross-process-and-cross-tab-capabilities-5end