Some useful commands to manipulate pdf files using pdftk
Get the latest version (that apparently is still maintained) using this command:
sudo apt install pdftk-java
Merge all pdfs in a directory:
pdftk *.pdf cat output output.pdf
Extract some pages from a pdf:
pdftk in.pdf cat 4-18 output output.pdf
pdftk in.pdf cat 5 6 10 output output.pdf
pdftk in.pdf cat 1-12 14-end output output.pdf
Last updated: 2019-12-18