Create a tool or example for converting from normal to booklet and reverse

[albfernandez]

Create a tool or example.
a) Vertically CUT each page into 2 pieces and re-arrange the pages correctly
b) Combine them again as PDF file

Examples (pdfbox)
https://github.com/Raudius/PrintDF
https://github.com/apache/pdfbox/blob/trunk/examples/src/main/java/org/apache/pdfbox/examples/util/SplitBooklet.java
https://github.com/apache/pdfbox/blob/trunk/examples/src/main/java/org/apache/pdfbox/examples/util/PDFMergerExample.java

Example (online service)
https://www.sejda.com/split-pdf-down-the-middle

[melloware]

Didn't know where else to post this but wanted to let you know I used this modernized fork for the Quarkus Itext extension so I could use IText in Native GRaalVM Mode. https://github.com/quarkiverse/quarkus-itext

Just wanted to say thanks!