Contents of the Firmware directory is licensed under GPLv3.
All other content in this repository is licensed under CC BY 4.0.
Firmware for this project is based substantially on John Bradnam's work here: https://create.arduino.cc/projecthub/john-bradnam/7-segment-array-clock-cd5b07
His project, in turn, was based in part upon Frugha's project here: https://hackaday.io/project/169632-7-segment-display-array-clock