Re: Combine PDF files

[Vincent Lefevre <vincent@vinc17.net>]

On 2025-09-24 16:11:24 +0200, Jörg-Volker Peetz wrote:
> A tool for merging pdf files not mentioned so far is qpdf:
> 
>     qpdf --empty --pages input1.pdf input2.pdf input3.pdf -- output.pdf

This is also useful to remove PDF pages.

qpdf will also compress streams, thus potentially giving much smaller
PDF files (if streams were not compressed). And

  --recompress-flate --compression-level=9

may give even smaller PDF files.

-- 
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / Pascaline project (LIP, ENS-Lyon)