Mac OS X Jaguar 10.2 may have been released all the way back in 2002, but thanks to the InfiniteMac project, you can also run Mac OS X Jaguar on your modern Mac right now with just a web browser. Sure ...

Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP, ...