Distributed PubSub in Elixir

This article explores the development of a distributed PubSub system using Elixir. Initially, it discusses building a local PubSub where a process can broadcast messages to all local subscribers. The article then explains how to adapt this system for a distributed environment, drawing inspiration from the Phoenix PubSub. It delves into concepts like registries, process groups, clusters, and the use of the 'pg' module in Erlang, illustrating how these can be used to manage distributed system communications effectively.

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