Iot (Internet of Things) is a development of the Internet, where everyday objects are connected to the network and can exchange data. In short, this means that any device can connect to the network, which is made easier with these WIFI modules.
WouterESP8266 ESP-01S WIFI ModuleDifficult to find clear information about getting this module working. Furthermore, it works excellently.
Taco TijsmaNodeMcu ESP-32S Lua ESP-WROOM-32 WIFI Development BoardGreat dev board. Took some effort to reset my IDE from Arduino to ESP32 and to connect with Win10. Google to the rescue. Now running fine.
Love it, much faster then Arduino.