# Broker/Event Bus

> A runtime intermediary that routes messages between publishers and subscribers.

Record: `lex:broker-event-bus`
Kind: mechanism
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-broker-event-bus

## category

- [Event Messaging Async](https://banes-lab.com/records/lex-category/event-messaging-async.md)

## referenced-by

- [Publish/Subscribe Pattern](https://banes-lab.com/records/arch/publish-subscribe-pattern.md)