Turning a $5 Microcontroller Into a Network Monitoring API

This story was originally published on HackerNoon at: https://hackernoon.com/turning-a-$5-microcontroller-into-a-network-monitoring-api . Learn how to turn an ESP32-C3 into a REST API that serves Wi-Fi telemetry as JSON, supports browser requests, and uses mDNS for local discovery. Check more stories related to programming at: https://hackernoon.com/c/programming . You can also check exclusive content about #embedded-systems , #esp32 , #esp32-c3 , #internet-of-things , #iot-development , #network-monitoring , #esp32-webserver , #hackernoon-top-story , and more. This story was written by: @mikey32905 . Learn more about this writer by checking @mikey32905's about page, and for more stories, please visit hackernoon.com . The ESP32-C3 is converted into a lightweight REST microservice, allowing any browser or terminal on the local area network to query its status in real time. The microservice overcomes modern networking challenges, including CORS and zero-configuration local service discovery, to provide a predictable and structured JSON response.