Modern graphing calculator operating system.

A lightweight Symbolic Math Engine written in C from scratch. Includes an AST Shunting-Yard parser, Taylor series generator, and a high-res raster terminal plotter.

Espressif IoT Development Framework. Official development framework for Espressif SoCs.

The Espruino Web IDE - A Chrome Web App for programming Espruino

This is a Arduino library for the Adafruit VS1053 Codec Breakout and Music Maker Shields

Internet radio based on Esp8266 and VS1053.

Adafruit GFX graphics core Arduino library, this is the 'core' class that all our other graphics libraries derive from

An Arduino port of the http://www.tinkerer.eu/AVRLib/nRF24L01 library.