Deepening Our Open Source Commitment

By Allard Buijze

Axon Server, combination from AxonDB and AxonHub, will be accompanied by two new commercial offerings - Axon Server Enterprise and Axon GDPR Data Protection Module. We are also realigning the Axon Framework towards Axon Server and offering a new simplified, combined platform named Axon 4.0. These changes represent a major step towards further deepening our long-term commitment to open source and are worth explaining briefly.

Introducing Subscription Queries

By Frans van Buul

Axon Framework 3.3 has just been released, and it has several interesting new features. In this blog, I'd like to highlight one that I’m particularly excited about: subscription queries. Before we look into the implementation and some sample code, let’s have a quick look at the background of this feature.

Building Reactive Systems with Axon Framework

By Milan Savić

Unfortunately, old systems aren’t as responsive as we expect them to be. They cannot be scaled that easily. Instead, they use processor time, waiting for operations to complete when they could do something else (processing another request, doing some background calculations, etc.). In this blog, we will discuss why Axon Framework provides infrastructural components that help us build reactive systems.

A message’s journey through Axon Framework

By Steven van Beelen

In your application, you probably have created a couple of components: client code that issues commands; a command handling component; an event handling component. But how does Axon Framework call these components precisely? This blog provides a representation that addresses this question.

How do I enhance events with data that is not part of the Aggregate?

By Allard Buijze

To answer the question How do I enhance events with data that is not part of the Aggregate? I can provide several possibilities. I will list them here in this blog post.