It's here - https://github.com/olliephillips/tinyMQTT
There is a lot missing from the original module, but I've been testing against test.mosquitto.org and it seems to do enough for my use case. If it can be better, and still small, please let me know :)
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
It's here - https://github.com/olliephillips/tinyMQTT
There is a lot missing from the original module, but I've been testing against test.mosquitto.org and it seems to do enough for my use case. If it can be better, and still small, please let me know :)