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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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SparkFun launches nine Qwiic MEMS gas sensors with onboard I²C ADCs
SparkFun’s nine new Qwiic gas-sensor breakouts cover NO₂, CO, VOCs and more, but accurate ppm readings still require…
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Open-source ESP32 fan controller gains bilingual guide for NAS cooling
An open-source ESPHome controller for four PWM fans now has a bilingual setup guide, with local DS18B20 temperature…
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Espressif puts Eclipse-based IDE into maintenance and recommends VS Code
Espressif’s Eclipse-based IDE is now maintenance-only until October 2027; new ESP-IDF projects should use the VS Code extension.
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SONOFF SenseGuard DW Gen3 goes on sale with Matter over Thread or Zigbee
SONOFF’s £20.88 SenseGuard DW Gen3 door sensor can run Matter over Thread or Zigbee 3.0, but the two…
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ST7789 TFT Display Pinout: 7-Pin SPI, CS, Backlight and ESP32 Arduino Guide
ST7789 TFT pinout: generic 7-pin no-CS versus Adafruit 240x240 SPI, backlight safety, ESP32 wiring tables, offsets and Arduino…
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ST7735 1.8-Inch TFT Display Pinout, SPI Wiring, Backlight and ESP32 Arduino Guide
ST7735 1.8-inch TFT module pinout, SPI signals, ESP32 wiring tables, backlight safety, display tab settings and Adafruit GFX…
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.
