From the Forums: Blink Feather Bluefruit LE’s LED via Web Bluetooth (in Browser)
While Web Bluetooth is not yet a W3C standard, there is a community behind it and they are pushing the agenda forward. If you have a Feather Bluefruit LE product you can attempt this blink project, with most support being offered for the Chrome browser.
You can find the demo on this website near the bottom under the Arduino Firmata – Adafruit Feather heading.
Adafruit Feather 32u4 Bluefruit LE: This is the Adafruit Feather 32u4 Bluefruit – our take on an ‘all-in-one’ Arduino-compatible + Bluetooth Low Energy with built in USB and battery charging. Its an Adafruit Feather 32u4 with a BTLE module, ready to rock! Read more.
Stop breadboarding and soldering – start making immediately! Adafruit’s Circuit Playground is jam-packed with LEDs, sensors, buttons, alligator clip pads and more. Build projects with Circuit Playground in a few minutes with the drag-and-drop MakeCode programming site, learn computer science using the CS Discoveries class on code.org, jump into CircuitPython to learn Python and hardware together, TinyGO, or even use the Arduino IDE. Circuit Playground Express is the newest and best Circuit Playground board, with support for CircuitPython, MakeCode, and Arduino. It has a powerful processor, 10 NeoPixels, mini speaker, InfraRed receive and transmit, two buttons, a switch, 14 alligator clip pads, and lots of sensors: capacitive touch, IR proximity, temperature, light, motion and sound. A whole wide world of electronics and coding is waiting for you, and it fits in the palm of your hand.