The Seeed Studio XIAO Series is a compact, low-power, and high-performance platform purpose-built for smart energy and power management systems. In this blog, we showcase a range of community-driven reference designs—from solar charge controllers and real-time PV monitoring to battery testers and smart AC relays. These projects demonstrate how the XIAO Series enables accurate energy tracking, efficient control, and seamless integration with platforms like Home Assistant. Also featured are in-depth product reviews from CNX Software, highlighting the capabilities of the XIAO 2-Channel Wi-Fi AC Energy Meter and 2-Channel Wi-Fi AC Relay—ready-to-use, ESPHome-powered solutions for smarter, safer power monitoring and automation.