This is OCTOPUS Pro open source material

Customized fork of Marlin Firmware, specifically for Anycubic Mega Zero printers. Check Wiki for more details and instructions.

Online parametric lute design aid

grblHAL odometer plugin

Additional content to extend Aurora.

This is X-Plane 11 version of Yak-40, modified by 1941, P.Pranov, R.Guseynov, O.Tronov, N.Parshukov, M.Zuev)

A driver for HD44780 LCDs, with support for GPIO and I2C - created for use with Raspberry Pi

Example code for my book on TDD with Python

PC Emulation for Adafruit_Python_CharLCD

Morse Code exhibit for the Connecticut Eastern Railroad Museum