Hyperbloom October- UI/UX and Web Design Online - $9,117 in prizes Oct 19, 2026 05:00 PM EDT to submit 577 participants
WarriorHacks 2.0 Online Open to all skill levels! Build an app, website, game, or pitch an idea that fits the theme revealed before the submission phase opens. Non-monetary prizes Winners TBD 2439 participants
United Hackathons V1 Online Join the discord: https://discord.gg/K2g9uFk7c and email [email protected] if you would like to host your own hackathon Non-monetary prizes Winners TBD 238 participants
Banana Hacks Online Build apps, games, and tools that solve real problems in a weekend around Image AI. $500 in prizes Winners TBD 603 participants
ImpactForge Online Every great change started with someone who decided to build it. Join ImpactForge and forge the tools, apps, and ideas the world actually needs. $300 in prizes Winners announced 979 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
Mind the Product presents World Product Day: Everyone Ships Now Online World Product Day 2026: 30 days, one community, and the AI tools to finally build the thing. PMs, designers, engineers, the curious... welcome! $10,000 in prizes Winners announced 1308 participants
