ESP32 ESP-IDF Tutorials and Projects

Best ESP32 Interface and Expansion Modules: 12 Level Shifters, RS485, CAN, I/O Expanders, ADC, DAC and Multiplexer Boards Compared (Buying Guide)

October 23, 2026

Bi-directional 3.3V to 5V logic level converter modules for ESP32

Expand and protect your ESP32 with the right interface modules: 3.3V-5V logic level converters, TXS0108E shifters, SN65HVD230 CAN and RS485 transceivers for Modbus, MCP23017 and PCF8574 I/O expanders, the ADS1115 16-bit ADC, MCP4725 DAC, TCA9548A I2C mux, CD74HC4067 analog mux and PC817 optocouplers, with verified Amazon links.

Best Bluetooth Sensors for ESP32 Bluetooth Proxies: 11 Govee, Shelly BLU, SwitchBot, iBeacon and Proxy Boards for Home Assistant (Buying Guide)

October 23, 2026

Govee H5075 Bluetooth thermometer hygrometer 3 pack for ESP32 Bluetooth proxy

Turn cheap ESP32 boards into Home Assistant Bluetooth proxies and fill your home with low-cost BLE sensors: Govee H5075 and H5100 thermometers, Shelly BLU H&T, door, motion and button sensors, SwitchBot meters, iBeacon tags for presence, plus the best ESP32 boards to run as proxies, with verified Amazon links.

Best ESP32 Weather Station Parts: 10 Weather Meter Kits, Anemometers, Rain Gauges, UV, Light, Lightning Sensors and Radiation Shields Compared (Buying Guide)

October 23, 2026

Weather meter kit with anemometer, wind vane and rain gauge for an ESP32 weather station

Build your own ESP32 weather station: a reed-switch weather meter kit with anemometer, wind vane and rain gauge, BME280 and SHT31 sensors, a tipping-bucket rain gauge, a 0-5V anemometer, LTR390 UV, BH1750 light and AS3935 lightning sensors, and solar radiation shields, with wiring tips and verified Amazon links.

Best ESP32 Energy Monitors: 10 Emporia Vue, Shelly Pro EM, PZEM-004T, CT Clamp and DC Power Sensors Compared (Buying Guide)

October 23, 2026

Emporia Vue 3 ESP32 based home energy monitor with CT clamps

Measure home and device energy use with ESP32 hardware: the Emporia Vue 3 and Shelly Pro EM, Pro 3EM, PM Mini and EM Mini whole-home and circuit monitors, plus DIY parts including the PZEM-004T meter, SCT-013 CT clamps and INA219 and INA226 DC power sensors, with safety notes and verified Amazon links.

Best ESP32 Plant Watering and Smart Irrigation Parts: 12 Soil Sensors, Pumps, Solenoid Valves, Flow Sensors and Kits Compared (Buying Guide)

October 22, 2026

Automatic plant watering kit with soil moisture sensors, pumps, relay module and tubing for ESP32

Everything you need to build an ESP32 automatic plant watering or garden irrigation system: multi-plant watering kits, capacitive soil moisture sensors, 12V brushless and peristaltic pumps, 12V solenoid valves, MOSFET drivers, flow sensors, float switches, tubing and power supplies, with wiring tips and verified Amazon links.

Best ESP32 Touchscreen Display Boards: 11 Cheap Yellow Display (CYD), ESP32-S3 HMI, 7-Inch and Round Touch Screens Compared (Buying Guide)

October 22, 2026

ESP32-2432S028R Cheap Yellow Display 2.8 inch ESP32 touchscreen board

All-in-one ESP32 boards with a built-in touchscreen: the ESP32-2432S028R Cheap Yellow Display and its 2.8- and 3.5-inch siblings, capacitive ESP32-S3 upgrades, 5- and 7-inch Elecrow and Waveshare HMI panels, and round rotary and AMOLED displays, with LVGL tips and verified Amazon links.

Best ESP32-Based Zigbee and Thread Coordinators: 9 SMLIGHT SLZB, PoE, Dual-Radio and Thread Border Router Picks for Home Assistant (Buying Guide)

October 22, 2026

SMLIGHT SLZB-06M ESP32 based Zigbee and Thread PoE coordinator

ESP32-powered Zigbee coordinators and Thread border routers for Home Assistant, Zigbee2MQTT and Matter: SMLIGHT SLZB-06, 06M, 06MG24, 06P7, MR1 and MR3 PoE adapters, M5Stack’s ESP32-S3 + ESP32-H2 Thread Border Router kit and Gateway H2 unit, and the XIAO ESP32-C6 for DIY builds, with radio chips explained and verified Amazon links.

Best ESPHome-Ready ESP32 Smart Home Devices: 9 Sonoff and Shelly Switches, Relays, Sensors and Panels You Can Flash (Buying Guide)

October 22, 2026

SONOFF MINIR4 ESP32 Wi-Fi smart switch module

Commercial smart home devices with ESP32 chips inside that you can run locally with Home Assistant or reflash with ESPHome or Tasmota: Sonoff MINIR4, BASICR4, POW Elite, TH Elite and NSPanel, Shelly 2PM Gen4, 1 Gen4 and H&T Gen3, and Seeed’s reTerminal E1001 e-paper display, with chip details, flashing notes and verified Amazon links.

Best ESP32 Prototyping Supplies: 13 Breadboards, Jumper Wires, Perfboards, Crimp Tools, Terminals and Component Kits Compared (Buying Guide)

October 22, 2026

Solderless breadboard kit with 830 and 400 point breadboards for ESP32 prototyping

The prototyping supplies every ESP32 maker needs: breadboards (and how to fit a wide ESP32 on them), jumper wires, 22 AWG solid wire, preformed jumpers, double-sided perfboards, a Dupont crimp tool and connector kit, pin headers, screw terminals, WAGO lever nuts, resistor and capacitor kits and heat shrink, with verified Amazon links.

Best ESP32 WLED Controllers and Addressable LED Strips: 12 Controllers, WS2812B, WS2815, SK6812, Power Supplies and Accessories Compared (Buying Guide)

October 22, 2026

GLEDOPTO ESP32 WLED controller for addressable LED strips with microphone

Everything for ESP32-powered addressable lighting: GLEDOPTO and BTF-LIGHTING ESP32 WLED controllers (single and 4-channel, Wi-Fi and Ethernet), WS2812B, WS2815 and SK6812 RGBW strips, an LED matrix, 5V and 12V power supplies, connectors and aluminium channels, with power, level-shifting and wiring tips and verified Amazon links.