Eldon’s server farm is currently serving web pages here, running on three ESP8266 boards. Or it was before this posting reduced it to a smoking ruin (screenshot below just in case).

[Acrobotic] has an interesting video about using WebSockets to allow a browser to talk to an ESP8266 web server in real time. You can see his simple demo in the video below.

The ESP8266 tutorial on GitHub explains how to configure the virtual machine, install everything, compile the web server example, and flash the firmware. The following video simplifies the process by ...

Since the Wemos D1 can't directly measure internet speed like a PC, it can simulate a speed test by: Downloading a file or data from a server. Measuring the time taken. Calculating speed = size / time ...

An embedded system built on STM32F407VG with FreeRTOS, featuring multiple authentication methods including PIN code, RFID, and Bluetooth, while providing remote monitoring capabilities through ESP8266 ...