Event Summary

Get ready to attend three days of hacking and innovation event, the ETHBrno×3 from 17–19 October 2025 in Brno, Czech Republic. This unique, in-person hackathon is uniting 150 hackers and privacy advocates. It champions Ethereum’s original principles of decentralization, freedom, and sovereignty.

Organized By:

Gwei.cz, a community-driven platform originally rooted in Ethereum, now connects enthusiasts across crypto, decentralization, and peer-to-peer ecosystems.

Event Highlights:

• 150 hackers collaborating on sovereign tools
• No corporate prizes—awards based purely on innovation
• Fully equipped venue, meals, and veteran mentorship

Why Attend?:

• Build open-source tools for sovereign development
• Hack self-hosted explorers and decentralized data access
• Create privacy-first, peer-to-peer communities

Don't miss the ETHBrno×3 to shape the future of decentralization.