ETHGlobal Cannes 2025 Hackathon Reveals Top Ten Finalists

At the ETHGlobal 2025 hackathon held in Cannes, France, after intense competition, 10 projects stood out from 334 entries. These shortlisted projects involve various fields such as artificial intelligence, decentralized finance, and non-fungible tokens, showcasing the current innovative trends in blockchain technology. Below is a brief introduction to these outstanding projects:

1. BeamPay

The BeamPay project utilizes the EIP-7702 protocol to enable the payment function of ERC20 tokens with metadata in a single transaction. The project supports multi-chain deployment, enhancing the efficiency of cross-chain transactions.

2. OnlyDanks

OnlyDanks is a private end-to-end encrypted communication system built on the Ethereum network. This system is based on blockchain technology and does not rely on applications, servers, or intermediaries, ensuring absolute privacy for user communications.

3. PolyBet

PolyBet is an AI-driven smart routing protocol with privacy-enhancing features. It integrates various prediction markets, unifies liquidity, and optimizes users' betting strategies to achieve maximum returns.

4. Livestakes

Livestakes designed a parallel betting pool system for the hacker marathon. This not only enhances the potential earnings for participants but also allows supporters to profit by betting on the winners of multiple tracks, increasing the engagement and fun of the event.

5. Pace Club

Pace Club is a privacy-first running app designed specifically for women's communities. It transforms the everyday "let's run together" invitations into actual offline events, and is equipped with a reward mechanism and trust system to encourage users to stick to their fitness.

6. POAPrivacy

POAPrivacy allows users to mint Proof of Attendance Protocol (POAP) to a privacy address. This can prove that a user participated in a certain event without exposing personal identity or specific location information, effectively balancing proof and privacy.

7. PrivyCycle

PrivyCycle is a secure artificial intelligence menstrual tracking tool. It provides encrypted records and private sharing features, allowing users to have complete control over their most private health data, protecting privacy without compromising the user experience.

8. ChromaMind

ChromaMind helps users enter a focused or meditative state through personalized audio-visual experiences. Each experience is transformed into a non-fungible token (NFT) collectible, creating a unique sensory gallery that can be collected and shared.

9. PrivacyLinks

PrivacyLinks is an innovative browser wallet that combines privacy pools, stealth addresses, and cross-chain session isolation technology to provide users with a truly private Web3 browsing experience.

10. Hashlocked

The Hashlocked project实现了 a trustless bidirectional atomic swap between the Ethereum Virtual Machine (EVM) and Bitcoin. This solution is secure, cost-effective, and relies on native scripting technology, making it highly practical.

These ten projects are just the standout performers in this hackathon event. In just 36 hours, developers created a total of 334 impressive projects, fully demonstrating the limitless potential and innovative vitality of blockchain technology.