The ESP32 is the ESP8266 successor. The ESP32 is loaded with lots of new features. It combines Wi-Fi, Bluetooth wireless capabilities and the dual-core processor.

The ESP32 comes as a standalone module or as a full-featured development board. There are lots of ESP32 development boards available. Select the one which fits your needs.

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Official DOIT ESP32 Development Board

The entire solution takes up the least amount of printed circuit board area.
This board is used with 2.4 GHz dual-mode Wi-Fi and Bluetooth chips by TSMC

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MH-ET LIVE D1 mini ESP32

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TTGO T-Energy ESP32 8MByte Module + 18650 Battery

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ESP32 + OLED

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TTGO T-Camera ESP32 Module + 0.96 OLED + PIR sensor

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TTGO T5 V2.3 WiFi ESP-32 ePaper display

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