https://2k23.balccon.org/index.php?title=BalCCon2k23_Badge

https://hackaday.io/project/192371-balccon-cyberdeck-0o27-aka-bcd-0o27

Documentation: https://gitlab.com/fschuetz/bcd-0o27/-/blob/main/documentation/Software%20Development%20Guide.md?ref_type=heads.