According to @wallisi, Ethereum Foundation’s Devcon will be held in Mumbai, India next year (2026, based on the 2025-11-22 post date), as linked via an official EFDevcon X update; source: @wallisi on X; EFDevcon on X. Devcon is the flagship developer conference of the Ethereum Foundation and ETH is Ethereum’s native asset, making the Mumbai 2026 schedule a clear market calendar reference for ETH and ecosystem participants; source: Ethereum Foundation (Devcon); ethereum.org.