Document history

The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an RSS feed.

Change	Description	Date
New patterns	Added two new patterns: hexagonal architecture and scatter-gather.	May 7, 2024
New code examples	Added sample code for the change data capture (CDC) use case to the transactional outbox pattern pattern.	February 23, 2024
New code examples	Updated the transactional outbox pattern with sample code. Removed the section on orchestration and choreography patterns, which were superseded by saga choreography and saga orchestration.	November 16, 2023
New patterns	Added three new patterns: saga choreography, publish-subscribe, and event sourcing.	November 14, 2023
Update	Updated the strangler fig pattern implementation section.	October 2, 2023
Initial publication	This first release includes eight design patterns: anti-corruption layer (ACL), API routing, circuit breaker, orchestration and choreography, retry with backoff, saga orchestration, strangler fig, and transactional outbox.	July 28, 2023