The Adafruit IO REST API is over HTTPS where possible. Adafruit IO is a system that makes data useful by allowing simple data connections with little programming required. IO is built on Ruby on Rails, and NodeJS and includes client libraries that wrap REST and MQTT APIs. It provides a place online for learning electronics and making designed products for makers of all ages and skill levels. Adafruit Industries promotes teaching, sharing, engineering, DIY electronic kits, open source hardware and more.