Enter the Wemos D1 mini ESP32 —

I really, and I mean really, like the Wemos D1 mini. Part of this is because I can get them for under two pounds each, but I do reckon that they make the best connected embedded platform you can get. Unless you need Bluetooth, or want to talk using secure sockets. Or you fancy writing a MicroPytho

WiFi-UART Serial Bridge Using ESP8266 or ESP32 - Atadiat

How to program a D1 Mini ESP32? - Project Guidance - Arduino Forum

Wemos MINI ESP8266 Wifi Bluetooth Module Development ESP32 CP2104 For – diymore

wolfSSH examples for Espressif on ESP32 or ESP8266 – wolfSSL

Why Arduino IDE is brignging wrong board name for ESP32 S3 - Arduino Stack Exchange

ESP32-S2 - WEMOS S2 mini

Wemos D1 Mini ESP8266 ESP32 ESP32-C2 ESPC2-12 DevKit Serial CH340G ESP8684 Development Board Module For Arduino - AliExpress

ESP32 Pinout Reference - Last Minute Engineers

S2 mini — WEMOS documentation

Mini ESP32 (ESP-32S) WiFi+Bluetooth Dev Board - Micro Robotics