I have gathered business card template examples and updated them to produce PDF.
- https://www.debian.org/events/materials/business-cards/
- flashy: GIMP (no change)
- traditional: TeX (PDF)
- traditional-new: TeX (PDF)
- https://people.debian.org/~bod/card/
- bod: TeX (PDF) -- baseline
- https://github.com/osamuaoki/card (This repo)
- osamu: TeX (PDF) -- current RSA4096
- osamu-old-pdf
- My old ones