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knowledge base/pdfunite.md

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+# PDFUnite
+
+Merges several PDF files in order of input to one PDF result file.<br/>
+None of the files in input can be encrypted.
+
+## Table of contents <!-- omit in toc -->
+
+1. [TL:DR](#tldr)
+1. [Further readings](#further-readings)
+1. [Sources](#sources)
+
+## TL:DR
+
+```sh
+sudo apt install 'poppler-utils'
+pdfunite 'page-1.pdf' … 'page-N.pdf' 'output.pdf'
+```
+
+## Further readings
+
+- [Website]
+
+## Sources
+
+All the references in the [further readings] section, plus the following:
+
+<!-- project's references -->
+[website]: https://poppler.freedesktop.org/
+
+<!-- internal references -->
+[further readings]: #further-readings
+
+<!-- external references -->