Twibright Optar - discu.eu

Hacker News

Twibright Optar – OPTical ARchiver – a codec for encoding data on paper http://ronja.twibright.com/optar/ 38 comments 27/3/2022

Optar – OPTical ARchiver – a codec for encoding data on paper http://ronja.twibright.com/optar/ 3 comments 3/9/2020

Reddit

Twibright Optar - fits 200kb on an A4 page http://ronja.twibright.com/optar/ 20 comments 26/7/2007 programming

Linking pages

GitHub - intra2net/paperbackup: Create a pdf with barcodes to backup text files on paper. Designed to backup ASCII-armored GnuPG and SSH key files and ciphertext. https://github.com/intra2net/paperbackup 0 comments

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