Bring enhanced HID functions to your Arduino!

Arduino library to play MOD, WAV, FLAC, MIDI, RTTTL, MP3, and AAC files on I2S DACs or with a software emulated delta-sigma DAC on the ESP8266 and ESP32

ATTiny usb bootloader with a strong emphasis on bootloader compactness.

Speech synthesis for ESP8266 using S.A.M. port

Sunwait calculates sunrise or sunset times with civil, nautical, astronomical and custom twilights, for use with Windows Task Scheduler or 'cron' on Linux.

Display GIFs from Flash, SD or SPIFFS

Open Source Software used in Parrot Bebop2

📡 TelemetryJet Arduino SDK: A lightweight telemetry protocol for hardware sensor data on Arduino-based devices.