InterHackBCN Barcelona, Spain Barcelona United. 36 Hours. Zero Limits. €4,600 in prizes May 9 – 10, 2026 228 participants
HackUPC 2025 Barcelona, Spain BarcelonaTech student Hackathon. 36 hours. Dream it. Hack it. Ship it. Non-monetary prizes May 2 – 4, 2025 511 participants
