2. Lixie ArduinoEdge-lit Nixie-like display for Arduino! (Library for 2016 Lixie display, *not Lixie II*)
3. arduino-volume2Arduino tone() - with multiple waveforms and 8-bit volume control using only a speaker!
4. Pixie ChromaArduino library and documentation for Pixie Chroma displays!
5. PixieChainable 5*7 Microdot Displays for Arduino!
7. arduino-volume3Gives tone functionality with 10-bit volume control with no extra parts!
8. AlertMeArduino library for sending email and SMS from nothing but the ESP8266!
9. CartridgeLibrary for parsing VGM into an NES APU emulation on ESP32!