ESPHome's Device Builder finally lets you compile multiple devices at once, and it changes everything
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ESPHome 2026.5.0 introduces a major overhaul to the Device Builder dashboard, now in public beta. Key additions include job queues for compiling multiple devices simultaneously, per-device out-of-sync detection badges (encryption mismatches, version differences, config-hash drift), cross-config YAML search with inline context, a visual component builder with real-time schema validation and a built-in pin mapper, and the ability to offload compilation to faster hardware on the local network via mDNS. The watchdog monitoring feed also sees roughly 50% reduction in CPU overhead. These changes make managing fleets of 10+ ESPHome devices significantly less tedious.
