NOISBN

noisbn.work
peopletree.pub/noisbn/noisbn.php

ISBN798-3-16-148410-0
NOISBN0-3-16-148410-0
NOISBN0-798-3-16-148410-0

ISBN
      4-535-58263-7
  978-4-535-58263-7

NOISBN
  NOISBN01-978-4-535-58263-7
  01-978-4-535-58263-7
  019784535582637
  B019784535582637B

barcode code-39

QRcode



Ref.
ja.m.wikipedia.org/wiki/ISBN
isbnsearch.org
 -- https://isbnsearch.org/isbn/9784535582637
https://barcode.tec-it.com/en
PHP code1 to generate code-39 , Licence FPDF(similar MIT) http://www.fpdf.org/en/script/script46.php
PHP code2 to generate code-39 , Licence simple https://github.com/Firehed/Code39
 and test in noisbn.work domain