Here are some articles and videos from the community that you may find helpful.
- Agents are not tools: A nice explanation of what agents are from one of the main contributors of A2A spec.
- Introducing A2A: A good video introducing A2A.
- Quarkus and WildFly teams from Red Hat collaborating with Google on launch of Agent2Agent Java SDK: Announcing the new availability of the A2A Java SDK and giving a quick introduction to it. This article also appeared in the Medium Google Cloud publication.
- A2A Java SDK Introduction Video: A great video introducing the A2A Java SDK and giving a walkthrough of a multi-language interoperability example.