Hack Day is a 12-hour-or-less, in-person mini hackathon powered by Major League Hacking (MLH), Google, and hosted by DeltaHacks at McMaster University! 🎉 Taking place on Thursday, November 6th, 2025, at 6:30 PM in MDCL, this event invites McMaster students to get hands-on with Google Gemini, explore the power of large language models, prototype creative ideas, and build awesome projects alongside fellow hackers. All skill levels are welcome!! Just bring your laptop, curiosity, and energy! 