Code for Humanity Online Build technology that reaches the people who need it the most. Non-monetary prizes Jan 15, 2027 07:00 AM EST to submit 902 participants
Syntax Summit Online Invent. Compile. Inspire. Non-monetary prizes Jan 14, 2027 07:00 AM EST to submit 437 participants
Open Agentic Web Challenge Online Join the global initiative to help build the infrastructure and first pages of the open agentic web $10,000 in prizes Jan 11, 2027 11:00 AM EST to submit 649 participants
GenHacks Online Welcome to GenHacks! The greatest virtual hackathon you have ever seen. Once in a generation. $CAD 1,050 in prizes Dec 26, 2026 12:00 AM EST to submit 403 participants
Codegeist 2026: Build with context. Ship with confidence. Online Build on Forge, extend Atlassian products, and turn connected context into powerful new apps for teams — win your share of $120K. $120,000 in prizes Dec 22, 2026 03:00 PM EST to submit 3502 participants
Arbiter Hacks V1 Online Open innovation for all, submit projects that have potential impact and usability! $7,800 in prizes Dec 21, 2026 12:00 AM EST to submit 1156 participants
AI Agents for Founders Challenge — HETIC 2026 Online Create AI agents that give founders back their most valuable asset: time to think. €1,000 in prizes Dec 18, 2026 05:00 PM EST to submit 391 participants
QNX Global Hackathon Online The power to shape the world $50,000 in prizes Dec 15, 2026 02:00 PM EST to submit 1635 participants
InnovateHER Hackathon: Girls Who Code Online Breaking barriers and empowering women and girls through technology, creativity, and innovation. Non-monetary prizes Dec 13, 2026 05:00 PM EST to submit 27 participants
BUILD 4 ALL Online CS4ALL is hosting BUILD 4 ALL, an online hackathon for students to compete and win prizes. Non-monetary prizes Submissions open soon 32 participants
FRONTIER//26 Online Think Beyond . Build What Matters . Non-monetary prizes Submissions open soon 16 participants
Relate by Neo4j Hackathon Online An open source, embedded database for AI agents Non-monetary prizes Dec 11, 2026 09:00 PM EST to submit 352 participants
AI OpenBuild Online Build anything with AI. Turn models, data, and bold ideas into working experiences. $150 in prizes Dec 10, 2026 11:45 PM EST to submit 140 participants
Reddit’s Game of the Day Hackathon Online Join Reddit to build incredible daily games! $35,000 in prizes Dec 08, 2026 09:00 PM EST to submit 1232 participants
Learn AR with SPECS Online Learn to design for glasses. Your coding agent builds the Lens, no SPECS required. $2,500 in prizes Dec 07, 2026 05:00 PM EST to submit 218 participants
SLAY HACKS Online Build bold. Code creatively. Slay real-world challenges. A hackathon for curious beginners and passionate builders to turn fresh ideas into working projects. $4,500 in prizes Dec 07, 2026 05:00 PM EST to submit 250 participants
AI for Medicine: A Global Student Hackathon on the Future of Care Online Build the thing that makes care cheaper, faster, or possible at all. Diagnosis, triage, monitoring, access; pick a real problem and show your work. Non-monetary prizes Dec 04, 2026 11:45 PM EST to submit 125 participants
ML Empowerment Build Challenge 4.0 Online Learn AI, build real-world projects, and create impact through guided resources, mentorship, and a global community of student innovators. Non-monetary prizes Dec 02, 2026 02:45 AM EST to submit 146 participants
IdeaLab Hacks Online A place for your next what-if. Build any idea into an app, game, tool, or creative prototype. Non-monetary prizes Nov 30, 2026 11:45 PM EST to submit 62 participants
#BuildHybridAI 2026 Online Build AI apps that run on-device and in the cloud with Firebase AI Logic. $30,000 in prizes Nov 30, 2026 05:00 PM EST to submit 2311 participants
Global AI Builder’s Challenge Online Build something that uses AI to help people learn, create, or make an everyday task easier. Non-monetary prizes Submissions open soon 232 participants
Build Your First AI App Online Build your first AI app in 30 days! Create chatbots, study and documents assistants. A tools, or productivity apps. Beginner-friendly, free to join, and open to creative ideas. Non-monetary prizes Nov 27, 2026 05:00 PM EST to submit 567 participants
Bridge The Gap Hacks Online Create apps and games based on you original ideas. Innovation shouldn’t depend on location. Non-monetary prizes Nov 21, 2026 02:45 AM EST to submit 77 participants
UGREEN Hackathon 2026 on AI NAS Featured Online Bring Your Skills to UGOS $46,000 in prizes Nov 16, 2026 02:45 AM EST to submit 2614 participants