Online · Tech · hardware, iot, ai
VoltHacks 2026 is a free online hackathon for building hardware, IoT, and AI solutions. Open to all skill levels, participants submit projects on Devpost for non-cash prizes.
Online · Tech · beginner · software-development, ai, ml
This free online hackathon invites creators aged 13+ to build software or hardware projects in AI, apps, or social good. Participants develop solutions solo or in teams, submitting code and demos for prizes and certificates based on impact and UI/UX.
Online · Tech · hackathon, web, mobile
This free online hackathon allows individuals or teams to build any project type, from web apps to AI prototypes, without theme restrictions. Open to beginners and professionals, participants compete for awards while receiving mentorship and showcasing their work to industry judg
New Delhi · Tech · hackathon, software, hardware
A 24-hour offline hackathon for students in New Delhi focused on building software or hardware prototypes without predefined themes. Participants submit ideas, get shortlisted, and compete to ship working solutions with mentorship and prizes.
Baltimore · Tech · hackathon, software, hardware
HopHacks 2026 is a free 36-hour in-person hackathon at Johns Hopkins University for enrolled university students. Participants build software or hardware applications in teams or solo to compete for sponsor prizes.
Baltimore · Tech · beginner · hackathon, web-development, mobile-apps
A 24-hour hackathon for high school and university students in Baltimore building web, mobile, hardware, or desktop projects. Free entry with workshops and prizes in AI/ML, Health, Sustainability, and Education.
New York · Tech · beginner · hardware, robotics, prototyping
Columbia University Robotics Club hosts a free 24-hour hardware hackathon for college students in New York. Participants build physical robotics projects across healthcare, environmental, or creativity tracks with provided tools and mentorship.