FOSDEM 2025 Summary:

• Apache NuttX RTOS: Second presentation at FOSDEM, about license migration to Apache NuttX RTOS, SPDX header implementation and SBOM automatic generation challenges. (Video: https://video.fosdem.org/2025...
• Apache Arrow: Matt Topol presented two talks. First talk was about Apache Arrow as a great library unifier (Video: https://video.fosdem.org/2025..., and the second about ODBC and Arrow (Video: https://video.fosdem.org/2025... Also, Rok Mihevc and Alenka Frim presented talks on Apache Arrow Tensor Arrays and PyArrow capabilities. (Videos: https://video.fosdem.org/2025... and https://video.fosdem.org/2025...
• Forked Communities: Brian Proffitt discussed with others about the increase of open source businesses changing licensing and its impact on projects and communities. (Video: https://video.fosdem.org/2025...
• Apache Mahout: Added a new quantum compute layer (qumat) to Apache Mahout to allow quantum researchers to write code once and run on any backend. (Video: https://video.fosdem.org/2025...
• Developer Relations: Nadia Jiang organized a BoF session on Developer Relations, with discussions on open-source project adaptation with AI and balancing DevRel and customer support responsibilities. (Second FOSDEM attendance)
• Apache Airflow: Jarek Potiuk presented about Airflow Beach Cleaning - Securing Supply Chain. Also involved in organizing "Low-Level AI Engineering and Hacking" and participated in various "Fringe" events. (Third FOSDEM)
• Apache Logging Services: Piotr Karwasz talked about handling Log4Shell crisis and identified behind-the-scenes problems. Also discussed risky behaviors in OSS world and tools to handle them. (Video: https://video.fosdem.org/2025...
• Apache Iceberg: Danica Fine gave two talks. One was a "polar plunge" introduction to Apache Iceberg (Video: https://video.fosdem.org/2025..., and the other on new features in V3 Table Format (Video: https://video.fosdem.org/2025...
• To learn more, visit https://fosdem.org/2025/ for recorded sessions and https://community.apache.org/ to contribute to ASF projects.