GitLab AI Hackathon Online You Orchestrate. AI Accelerates. $65,000 in prizes Winners announced 6954 participants
Dev Season of Code Online Build. Learn. Ship. Scale. Non-monetary prizes Winners announced 1008 participants
Elasticsearch Agent Builder Hackathon Online Build context-driven agents fast with Elasticsearch $20,000 in prizes Winners announced 2105 participants
Datathon 2026: Data4Good Santa Barbara, CA, USA Collaborate, innovate, and build data-driven solutions to tackle real-world challenges and shape the future of technology. $3,500 in prizes Feb 21 – 22, 2026 100 participants
RevenueCat Shipyard: Creator Contest Online Collaborate with creators to build their app in 1 month $165,000 in prizes Winners announced 7068 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 2987 participants
PROMPT. TRAIN. PARTY — Hack Days (MLH) Online An overnight online hackathon where students build fast, experiment with AI, and turn ideas into prototypes using Google Gemini. Non-monetary prizes Winners announced 94 participants
DeveloperWeek 2025 Hackathon Santa Clara, CA, USA Join the nation's largest challenge-driven in-person and online hackathon @ DeveloperWeek 2025! $24,400 in prizes Jan 27 – Feb 13, 2025 1376 participants
Tableau DataDev 2024-2025 Hackathon Online Get ready! Get set! HACK and customize Tableau! $1,800 in prizes Winners announced 1230 participants
