The AI (Hackathon) Series are open to any topic that is relevant to Built Environment sector with some of the past useful topics for your considerations and references here:
2024 Topics and Submissions: https://www.aihackathon.pro/p/2024-topics-and-submissions.html
2025 Topics and Submissions: https://www.aihackathon.pro/p/2025-topics-and-submissions.html