[atomic14] wondered how much support circuitry it really needed and set about building the most minimalist ESP32 development board possible. Starting with the recommended schematic for the ESP32 ...

With current components, [Femtoduino] think they’ve cracked it, delivering an ESP32-based board with WiFi and Bluetooth ... and aside from an onboard RGB LED that’s it. But SPI is versatile ...

The Waveshare ESP32-P4-Nano is a tiny, inexpensive, low-power development board powered by a dual-core ... 1280 x 800 pixel capacitive touchscreen IPS LCD display. Liliputing's primary sources ...

The feature-rich ESP32 the powerful yet small development board is equipped with 4MB extra RAM, on-board RGB LED, and a 700 mAh 3.3V regulator. MicroPython firmware is pre-loaded, and with support ...