Code With Gemini Online Develop N Connect Non-monetary prizes Jun 03, 2026 07:30 AM EDT to submit 166 participants
NextGenHacks Online Build the future with NextGenHacks—create innovative projects, explore new ideas, and turn your vision into reality in a beginner-friendly, open-ended hackathon for all builders. $1,000 in prizes Jun 02, 2026 02:45 AM EDT to submit 182 participants
Reddit Mod Tools and Migrated Apps Hackathon Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes May 27, 2026 09:00 PM EDT to submit 445 participants
Agents Assemble - The Healthcare AI Endgame Featured Online Build Interoperable Healthcare Agents at the Intersection of MCP, A2A, and FHIR $25,000 in prizes May 11, 2026 11:00 PM EDT to submit 3733 participants
GNEC Hackathon 2026 Spring - Compete For UN-Affiliated/NGO Internships & Prizes Online Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs! $700 in prizes May 03, 2026 12:00 PM EDT to submit 794 participants
Predict4Good Hackathon Online Build Predictive Solutions For Social Good And Improve Everyday Life Non-monetary prizes Winners announced 120 participants
API Innovate 2026 Online an exciting online challenge where developers, creators, and innovators come together to build amazing projects using the power of ASI:One's intelligent AI platform! ₹ 10,000 in prizes Winners TBD 407 participants
The Reddit Daily Games Hackathon Online Join Reddit and GameMaker to build incredible daily games for the Reddit community! $40,000 in prizes Winners announced 2992 participants
AI for Bharat 2026 Online Year in Review, Code for Tomorrow Non-monetary prizes Winners announced 868 participants
DreamWeave Global Hackathon Online With DreamWeave, we aim to showcase the full breadth of human ingenuity in the creation of new software technologies, big and small! Non-monetary prizes Winners TBD 80 participants
OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8655 participants
Hackhub by Sparkhub 2025 Online Code for Change: Building Solutions for Minds, Futures, and Opportunity. $175 in prizes Winners announced 292 participants
