Robuta

https://github.com/eronecorp/punchedcard-scan-reader
IBM Punched Card scanner and reader - extract text from scanned images of cards - eronecorp/punchedcard-scan-reader
punched cardgithubscanreaderibm
https://hackaday.io/project/9753/gallery
Kids start by writing a word on a card. Below each letter, they write the corresponding number using an encoding table (a=1, b=2, etc). Below each of those...
punched card readergallerybinaryhackadayio
https://en.wikipedia.org/wiki/Punched_card
Nov 22, 2025
punched cardwikipedia
https://www.punchedin.com/home
online time cardweb basedpunchedclock