Announcing the Sui Overflow 2025 Hackathon Winners

The Sui Overflow 2025 Hackathon wrapped up with 599 submissions from 85 countries, resulting in 36 winning projects across nine tracks and 10 university winners. The event spotlighted Sui’s growing traction for mass-adoption use cases, especially in AI and entertainment. Winning entries ranged from synthetic data marketplaces and ZK-powered whistleblowing platforms to DeFi strategy engines and onchain RPGs - showcasing Sui’s versatility and developer appeal.

Key Ideas

AI and Entertainment Lead the Charge: The most popular tracks were AI and Entertainment/Culture, indicating strong developer interest in consumer-facing applications. Projects like Suithetic (AI-powered data marketplace) and GiveRep (gamified social engagement) exemplify how Sui is becoming a launchpad for creative, tech-forward experiences.
Composability and Interoperability Drive Innovation: Winning projects often layered multiple technologies—ZK-proofs, decentralized storage, AI, and cross-chain tools—to build sophisticated solutions. Examples include ZeroLeaks (secure whistleblowing using ZK and Walrus) and Magma Finance (AI-driven DeFi rebalancing), proving that Sui supports modular, composable development.

Why It Matters?

Businesses could learn a lot from hackathon winning solutions. For example, startups may tap into the growing demand for decentralized AI training data by launching marketplaces like Suithetic. This offers transparency, securitycould and could be monetized via commissions.