Fanout

Fanout Exchange Explained

Understand how RabbitMQ's fanout exchange broadcasts every message to all bound queues, ignoring routing keys entirely.

Publish-Subscribe Pattern

Learn how RabbitMQ's fanout exchange implements publish-subscribe messaging, decoupling producers from any number of independent subscribers.

How Would You Design Slack?

Design Slack as a set of channel-partitioned messaging services backed by persistent WebSocket (or long-poll fallback) connections, a fanout write path that ap…