The September 2024 Elastic DevRel newsletter announces the return of Elasticsearch and Kibana as open source projects under the AGPL license, providing users an additional option for accessing and using the source code while maintaining existing licenses and features. The newsletter highlights new developments, such as the inclusion of Anthropic’s Claude in the Elasticsearch inference API and various educational content, including tutorials on creating chatbots with ChatGPT and Elasticsearch, Linux detection engineering, and leveraging OpenTelemetry. It also covers numerous upcoming events and meetups worldwide, such as ElasticON conferences and local meetups, providing opportunities for learning, networking, and community engagement. The newsletter encourages community participation and offers insights into the latest advancements and integrations in the Elastic ecosystem.