Projects like a Wi-Fi scanner, web server, weather station, and smart soil monitor are great for starters. An ESP32-powered ...

On the server side of things, the ESP32 and its attached camera are set up with MQTT ... including using an external antenna for better Wi-Fi signal, or omitting it entirely in favor of Ethernet.

Just a few years ago, had someone asked you how much a digital camera with WiFi would cost, you probably wouldn’t have said $6. But that’s about how much [Bitluni] paid for an ESP32-CAM.

Remember the good old PDAs or Personal Digital Assistants that people used for taking notes, keeping schedules, keeping a tab ...