Hack in GitHub Dev Days is a 12-hour high-energy mini hackathon, hosted as part of GitHub Copilot Dev Days, in partnership with MLH, and powered by Google Gemini. It brings together developers, designers, and builders to collaborate, experiment, and turn ideas into impactful solutions within a single day. Participants will engage in focused hacking sessions, along with a dedicated mentoring round designed to help teams refine their ideas, strengthen implementation, and navigate technical challenges. The event also includes structured breaks for meals and networking, allowing participants to connect, exchange ideas, and collaborate beyond their teams. The hackathon will conclude with an exciting judging round where teams present their projects, followed by a closing ceremony recognizing standout innovations and contributions.