Ottawa · Tech · hackathon, civic-tech, collaboration
A free weekend hackathon in Ottawa where students and professionals build solutions for real-world civic challenges. Participants will collaborate, network, and showcase innovative ideas regardless of experience level.
Williamsburg · Tech · hackathon, ai, students
A free weekend hackathon for students of all backgrounds focusing on AI and creativity across disciplines. Participants can build projects individually or in teams, with support for non-coders and unfinished work allowed post-event.
Miami · Tech · hackathon, students, free-event
ShellHacks is a free weekend-long hackathon in Miami for students and recent graduates to build projects, network, and learn new technologies. The event welcomes all skill levels, offering workshops and mentorship for beginners and experts alike.
OngoingOnline · Tech · beginner · hackathon, ai, legal-tech
LexHack 2026 is a free online hackathon for students building AI solutions at the intersection of law and civic technology. Teams create projects like legal automation tools or AI safety auditors across four specialized tracks, with top teams eligible for mentorship and internshi
OngoingOnline · Tech · beginner · hackathon, web-development, online-event
A free online hackathon on Devpost focused on web development. Participants build projects over a month-long period to win $750 in prizes.
Registration openPoonamalle · Tech · intermediate · hackathon, hardware, software-development
A 24-hour offline hackathon in Chennai for engineering students focusing on hardware and software innovation. Teams must propose solutions via PPT, get shortlisted, and then build working prototypes over two days to compete for prizes.
Namakkal · Tech · beginner · hackathon, offline-event, free
A free 36-hour offline hackathon in Namakkal where teams build prototypes from submitted ideas. Open to students and professionals of all skill levels for building, design, and problem-solving.
OngoingOnline · Tech · hackathon, online-event, free-event
A free online hackathon hosted on Devpost for developers and students to engage in coding and software development. The event runs from June to September 2026 with no prize money.
OngoingOnline · Tech · intermediate · federated-learning, cybersecurity, machine-learning
An online competition where participants enhance a federated learning model for detecting fraud and network intrusions using the NSL-KDD dataset. This event targets data scientists and developers looking to solve privacy-preserving machine learning challenges in cybersecurity.
Registration openRaipur · Tech · intermediate · hackathon, edge-ai, computer-vision
A 24-hour offline hackathon in Raipur where student teams build prototypes in Edge AI, Computer Vision, or Healthcare tech. Participants submit ideas first, then develop solutions to real-world problems like smart safety systems or assistive devices.
Registration openPimpri · Tech · intermediate · hackathon, undergraduate, engineering
A two-stage hackathon for undergraduate engineering students in Pimpri, India. Participants submit an idea via PPT online, with the top 15 advancing to a 24-hour offline prototype building session. Focuses on innovation, feasibility, and teamwork.
OngoingOnline · Tech · advanced · rag, llm, ai-agents
Build an AI system that generates structured presentations from prompts using RAG over a provided document corpus. This individual 48-hour competition tests skills in retrieval, summarization, and system design, with potential internship rewards for top performers.