DTdtonon·Dec 26, 2021
This was exactly the idea when I added the "self mode": https://github.com/dtonon/papiro
:)
In Paperback: An encrypted paper-based backup schemedtonon
papiro
Shell2021–2021
dtonon / papiro
papiro
Encode and decode a file to/from qrcodes
2Distinct people
6Mentions
0Explicit recommenders
34GitHub stars
What to know before exploring
What it is
Encode and decode a file to/from qrcodes
GitHub
Where it is used
No documented product use has been verified yet.
What people are saying
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Also in these discussions
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This week on Hacker News
Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 3:56:07 PM UTC.
No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.
Mentions over time
HN mentions by week6 dated mentions
Observed mentions: 2021-08-29 21:03:57 UTC to 2021-12-26 23:41:49 UTC. Weeks start Monday, UTC.
Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.
View mention counts and date ranges
| Period | Start (UTC) | End (exclusive, UTC) | Mentions | Submissions | Comments |
|---|---|---|---|---|---|
| Aug 23 | 2021-08-23 00:00:00 UTC | 2021-08-30 00:00:00 UTC | 1 | 1 | 0 |
| Aug 30 | 2021-08-30 00:00:00 UTC | 2021-09-06 00:00:00 UTC | 0 | 0 | 0 |
| Sep 6 | 2021-09-06 00:00:00 UTC | 2021-09-13 00:00:00 UTC | 1 | 0 | 1 |
| Sep 13 | 2021-09-13 00:00:00 UTC | 2021-09-20 00:00:00 UTC | 2 | 1 | 1 |
| Sep 20 | 2021-09-20 00:00:00 UTC | 2021-09-27 00:00:00 UTC | 0 | 0 | 0 |
| Sep 27 | 2021-09-27 00:00:00 UTC | 2021-10-04 00:00:00 UTC | 0 | 0 | 0 |
| Oct 4 | 2021-10-04 00:00:00 UTC | 2021-10-11 00:00:00 UTC | 0 | 0 | 0 |
| Oct 11 | 2021-10-11 00:00:00 UTC | 2021-10-18 00:00:00 UTC | 0 | 0 | 0 |
| Oct 18 | 2021-10-18 00:00:00 UTC | 2021-10-25 00:00:00 UTC | 0 | 0 | 0 |
| Oct 25 | 2021-10-25 00:00:00 UTC | 2021-11-01 00:00:00 UTC | 0 | 0 | 0 |
| Nov 1 | 2021-11-01 00:00:00 UTC | 2021-11-08 00:00:00 UTC | 0 | 0 | 0 |
| Nov 8 | 2021-11-08 00:00:00 UTC | 2021-11-15 00:00:00 UTC | 0 | 0 | 0 |
| Nov 15 | 2021-11-15 00:00:00 UTC | 2021-11-22 00:00:00 UTC | 0 | 0 | 0 |
| Nov 22 | 2021-11-22 00:00:00 UTC | 2021-11-29 00:00:00 UTC | 0 | 0 | 0 |
| Nov 29 | 2021-11-29 00:00:00 UTC | 2021-12-06 00:00:00 UTC | 0 | 0 | 0 |
| Dec 6 | 2021-12-06 00:00:00 UTC | 2021-12-13 00:00:00 UTC | 1 | 0 | 1 |
| Dec 13 | 2021-12-13 00:00:00 UTC | 2021-12-20 00:00:00 UTC | 0 | 0 | 0 |
| Dec 20 | 2021-12-20 00:00:00 UTC | 2021-12-27 00:00:00 UTC | 1 | 0 | 1 |
What Hacker News says
6 sourcesSo big that you cannot call it "card' anymore :)
Jokes apart here you can find an insight about qrcodes capacity: https://github.com/dtonon/papiro
In Moo Card PlayerAnd the Divina Commedia by Dante Alighieri in 7 pages, too :D
https://github.com/dtonon/papiro/blob/master/examples/divina...
In Print Moby-Dick in just 15 pagesPrint Moby-Dick in just 15 pages
1 points · Open discussionOn low error correction level you can save 2953 bytes in binary and 4296 in alphanumeric mode. The latter should be fine for a gpg key.
I'm experimenting for fun on this side: https://github.com/dtonon/papiro
In Ozzillate – Transfer Files via SoundShow HN: Papiro is a script for an offline, privacy and security focused, backup
4 points · Open discussion