Devcon 9 announced for Lisbon, October 2027

November 6, 2026

The Devcon team announced the next edition of Ethereum's flagship developer conference: Devcon 9 will take place October 11–13, 2027 in Lisbon, Portugal, following the close of Devcon 8 in Mumbai. The announcement was amplified by the Ethereum account on X on November 6.

Lisbon was selected as a low-friction European hub for the conference, with strong international connectivity and proven capacity for large events. Details on venue, tickets, and agenda have not yet been released.

Sources

RT @EFDevcon: Devcon 9 is coming to Lisbon! 🇵🇹 October 11–13, 2027 Building on Mumbai, we're bringing Ethereum's builders together with m…x.com ↗

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Ethereum is the community-run technology powering the cryptocurrency ether (ETH) and thousands of decentralized applications.

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Devcon 9 announced for Lisbon, October 2027 — Outposts