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Clear pinouts, practical projects, buying comparisons and hands-on guidance for ESP32, Arduino, Home Assistant and home servers.
Featured electronics stories
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ESP32 for Matter, Thread and Zigbee
Best ESP32 for Home Assistant and ESPHome
BME280 vs BME680 vs BME688
Curated stories while awaiting new announcements
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From your first microcontroller to a fully connected home lab.
Start with these guides
Our hand-picked entry points for boards, wireless protocols and smart-home builds.
ESP32 Versions Compared: Which Should You Buy?
A clear starting point for choosing the right ESP32 family, radio and development board.
Read the guide →Best ESP32 for Home Assistant and ESPHome
Choose between C6, S3, C3 and C5 for everyday smart-home projects.
Read the guide →ESP32 for Matter, Thread and Zigbee
Compare low-power radios and find the right chip for a modern mesh network.
Read the guide →Build a home server that earns its place.
Practical buying advice and setup guides for backup storage, containers, Home Assistant and small servers — without enterprise complexity.
Explore NAS guides →Latest from the bench
Fresh tutorials and comparisons, updated automatically as new articles are published.
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Boiler Short-Cycling: What Home Assistant Monitoring Can Reveal
Learn to detect boiler short-cycling with Home Assistant: log burner starts, flow temperature, heat demand and zones, diagnose…
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Heat Pump COP in Home Assistant: Electricity, Heat Output and Common Errors7
Calculate heat pump COP in Home Assistant using matched heat and electricity energy meters. Avoid common errors with…
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Heat Pump Flow and Return Temperature Sensors: Accuracy and Placement
Heat pump flow and return sensors: compare PT100, PT1000, DS18B20 and native telemetry, sensor placement, accuracy, delta T…
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Smart TRVs vs Zoned Underfloor Heating: Which Control Hardware Do You Need?
Smart TRVs versus zoned wet underfloor heating: compare radiator valves, manifold actuators, wiring centres, heat-source coordination and Home…
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Heat Pump Monitoring: Native Integration vs External Electricity Meter
Heat pump monitoring compared: native Home Assistant integration, DIN-rail electricity meter or both? See kWh accuracy, standby use,…
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Best Smart Radiator Valves for Home Assistant: Zigbee, Thread and Bridges
Best smart radiator valves for Home Assistant in 2026: SONOFF, Aqara W600, tado X, Eve Thermo, Danfoss and…
Projects, news & useful references
More ways to explore the electronics and open-hardware ecosystem.
ESP32 Bluetooth Proxy for Home Assistant
Turn a simple ESP32 into a practical Bluetooth bridge for your smart home.
Read project →News, new chips and open-source hardware
Follow microcontroller announcements, software releases and emerging maker platforms.
Browse news →New to ESP32? Begin here.
Pick a board, install your tools and take the first step with a simple project.
