OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8648 participants
Recess Hacks 5.0 Canada Student-Run Online Hackathon For High Schoolers and Recent Graduates $CAD 20,410 in prizes Aug 23 – 24, 2025 149 participants
Girls Got Game Online An international online game jam designed to empower girls and nonbinary youth $370 in prizes Winners announced 89 participants
JEWEL CITY HACKS 1.0 Glendale, CA, USA Build innovative B2C and B2B solutions in the City of Glendale. Non-monetary prizes Aug 19 – 23, 2025 12 participants
Finovate Hacks Online Join our FinTech Hackathon to expand coding skills, explore finance, and collaborate on innovative projects that shape the future of financial technology! $3,390 in prizes Winners announced 388 participants
InnovateHacks 2.0 Online Unleash Innovation, Forge the Future: Dive into a realm of creativity with Innovate Hacks. Explore, learn, and pioneer the next big thing amidst a community of thriving developers. Non-monetary prizes Winners announced 1191 participants
