DIY Smart Door Sensor with ESP32 and Home Assistant: A Step-by-Step Guide

· Omar Ghader · April 14, 2025, 5:04 a.m.
Summary
This blog post provides a step-by-step guide on creating a DIY smart door sensor using an ESP32 and Home Assistant. The author shares personal experiences and automations that enhance home energy efficiency and security, making it useful for developers interested in IoT projects.
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