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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
Fresh news will appear automatically when published.
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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Reliable Hardware for Home Energy Automation: Hub, Gateway and UPS Choices
Choose dependable Home Assistant energy hardware: compare Green vs mini PCs, Ethernet/RS-485 gateways, UPS runtime and offline recovery.
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Home Assistant Energy Data Storage: Recorder vs InfluxDB vs Grafana
Recorder vs InfluxDB vs Grafana for Home Assistant energy data: compare retention, backups, cost, YAML, SQL and high-resolution…
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Complete Smart Home Energy System: Meter, Solar, Battery, EV and Heat Pump
Plan a complete Home Assistant energy system: compare grid meters, solar inverters, batteries, EV chargers and heat pumps,…
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Smart Plug Automation vs Whole-Home Energy Management: Which Pays Off?
Smart plugs or whole-home energy management? Compare five-year ownership costs, realistic load-shifting savings, solar and EV scenarios, and…
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Energy Dashboards for Home Assistant: Built-In Cards vs Grafana
Home Assistant Energy cards vs Grafana: compare wall tablets, dashboard features, long-term graphs, InfluxDB, hardware costs and secure…
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Dynamic Electricity Tariffs: When Smart Home Automation Really Saves Money
Do dynamic electricity tariffs really save money? Calculate EV, battery and heat-pump savings after losses, export credits, standing…
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.
