Kiroween 2026 Featured Online Build something wicked and git commit to the darkness. $100,000 in prizes Dec 04, 2026 05:00 PM EST to submit 12304 participants
Meta VR Start Developer Competition 2026 Featured Online Accelerate your VR development journey with Meta VR Start and compete for $1M in cash prizes $1,000,000 in prizes Nov 18, 2026 03:00 PM EST to submit 5857 participants
Codex x TwitchCon Hackathon Online Build for streamers and their community on Twitch with OpenAI Codex. $25,000 in prizes, and the top 5 are shown on the Codex Booth stage at TwitchCon. $25,000 in prizes Winners TBD 2217 participants
Backblaze Generative Media Hackathon: Build with Genblaze on B2 Online Build the next generation of AI media apps. Generate with Genblaze. Store on Backblaze B2. $10,000 in prizes Winners announced 1307 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46655 participants
H0: Hack the Zero Stack with Vercel v0 and AWS Databases Online Front-end in minutes. Back-end designed for scale. $80,000 in prizes Winners announced 9574 participants
GitLab Transcend Hackathon Online Intelligent orchestration, now with context. $20,000 in prizes Winners announced 1549 participants
Build with MeDo Hackathon Online Build creative applications with MeDo, no coding required. Push the boundaries of what you can create. $50,000 in prizes Winners announced 8336 participants
FigBuild 2026 Online Figma’s second annual design-a-thon for students! $30,000 in prizes Winners announced 5679 participants
AI Partner Catalyst: Accelerate Innovation Online Accelerating innovation through the Google Cloud partner ecosystem $75,000 in prizes Winners announced 6916 participants
Chroma Awards: AI Film, Music Videos, and Games Online An AI Film, Music Video, and Game Competition to Unite the Creative Community $191,500 in prizes Winners announced 5510 participants
Plotly Analytics Vibe-a-Thon Online Create a data app with a dataset and Plotly Studio $1,750 in prizes Winners announced 1471 participants
Qloo LLM Hackathon Online Join Qloo’s first global hackathon, a month-long event inviting developers, builders, and creatives to explore what’s possible at the intersection of LLMs and Qloo’s API. $25,000 in prizes Winners announced 2852 participants
Perplexity Hackathon Online Create an internet-enabled project to inspire curiosity, seek knowledge, or reason through complex tasks. $35,000 in prizes Winners announced 4349 participants
Hack Reddit 2025 Online Create a new game or experience for the Reddit community! $36,000 in prizes Winners announced 1739 participants
AWS Game Builder Challenge Online Create a game with AWS services of your choosing: all skill levels welcome! $115,000 in prizes Winners announced 3764 participants
Hack Quarantine Online A global, virtual hackathon battling against COVID-19. £1,600 in prizes Winners announced 1730 participants