PayPal AI Hackathon Online Build what’s next with PayPal and AI $67,500 in prizes Nov 12, 2026 03:00 PM EST to submit 16009 participants
RevenueCat Shipaton 2026 Online Ship apps and start making money. $740,000 in prizes Winners TBD 28604 participants
CockroachDB × AWS Hackathon - Build with Agentic Memory Online Agents that think. Agents that act. Agents that remember; reliably, globally, at any scale. $8,750 in prizes Winners announced 3698 participants
Build with Gemini XPRIZE Online $2,000,000 in prizes. Build with Gemini. Ship products that impact the world. $2,000,000 in prizes Winners announced 26407 participants
Build with DataHub: The Agent Hackathon Online Build AI agents with DataHub's open-source Context Platform. $20,500 in prizes Winners announced 3066 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 participants
Reddit’s Games with a Hook Hackathon Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Winners announced 3062 participants
Slack Agent Builder Challenge Online Whether it's your first agent or your fiftieth - Slack is where it ships. $42,000 in prizes Winners announced 4415 participants
Splunk Agentic Ops Hackathon Online Reimagine the future of agentic operations using Splunk AI $20,000 in prizes Winners announced 2364 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 8338 participants
GitLab AI Hackathon Online You Orchestrate. AI Accelerates. $65,000 in prizes Winners announced 6922 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13410 participants
Build with Perplexity Comet Online Create AI-powered experiences, research flows and simple automations which will utilize the Perplexity Comet Browser to redefine how we browse, learn, and build. ₹ 4,000 in prizes Winners announced 508 participants
natHACKS 2024 Edmonton, Canada Canada's Neurotech Hackathon $CAD 31,500 in prizes Nov 14, 2024 – Nov 17, 2025 581 participants
Google Chrome Built-in AI Challenge 2025 Online Innovate with Intelligence: Build the Future of the Web with Gemini Nano and Chrome AI. $70,000 in prizes Winners announced 14089 participants
Meta Horizon Creator Competition: Mobile Genre Showdown - Reloaded Online Compete for up to 35 prizes, with a top prize of $200,000 per genre and a total prize pool of $2,500,000 $2,500,000 in prizes Winners announced 1677 participants
Reddit and Kiro: Community Games Challenge Online Reddit and Kiro are hosting a virtual hackathon for the best community game! $45,000 in prizes Winners announced 1925 participants
AI Accelerate: Unlocking New Frontiers Online Unlocking New Frontiers: A Multi-Partner Google Cloud Hackathon $50,000 in prizes Winners announced 2721 participants
AWS AI Agent Global Hackathon Online Agents of change - building tomorrows AI solution today $45,000 in prizes Winners announced 9465 participants
SIH 2025 Internal Hackathon – RECABN Online Internal Hackathon to shortlist teams for Smart India Hackathon 2025. Non-monetary prizes Winners announced 77 participants
Proof of Concept Online If you could prove any data on the internet - what would you build? $25,000 in prizes Winners announced 1901 participants
Fun and Games with Devvit Web Online Create a new game or experience for the Reddit community! $49,000 in prizes Winners announced 2603 participants
Hackstory - Create a Website about a historical event Online "Hack the Past. Host the Truth." $100 in prizes Winners announced 295 participants
Google Cloud x MLB(TM) Hackathon – Building with Gemini Models Online Build the future of baseball using Google Cloud. $98,700 in prizes Winners announced 7551 participants
