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qpdf vs PDF Mix Tool: catalog facts
qpdf	PDF Mix Tool
Free Free and open source under the Apache licence.	Free Free and open source under the GPLv3.
Windows, macOS, Linux, Command line	Linux
Rewrites PDF structure losslessly, which makes it ideal in pipelines Can dump and rebuild a PDF as JSON for scripted editing	Merge, split, rotate, N-up and booklet creation in one app Few dependencies (Qt and qpdf)
No rendering or text extraction; those need other tools Command line only	Page-level operations only, no content editing Linux focused
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.