ThailandAirGradient builds open-source indoor and outdoor air quality monitors that track PM2.5, CO2, temperature, humidity and other pollutants. The company is known for its open hardware and firmware, letting users build, repair and integrate the monitors with platforms like Home Assistant and its own dashboard. AirGradient appeals to people who want transparent, data-driven air quality monitoring rather than a closed black box.
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AustriaNuki is an Austrian company specializing in smart locks that retrofit onto existing European door cylinders without replacing the lock. Its smart locks support keyless entry, auto-unlock and remote access, with bridges for Wi-Fi and broad ecosystem support including Matter, HomeKit, Alexa and Google Home. Nuki is a leading smart lock brand in Europe.
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