---
author: Akbar Rahman
date: \today
title: PDFs
tags: [ pdf, concatenate ]
uuid: a43eac87-cb19-4c58-a285-cff04c494847
---

# Concatenate PDFs from the Command Line

```
qpdf t1.pdf --pages t1.pdf 1-z t2.pdf 1-z t3.pdf 1-z -- t.pdf
```

```
pdftk t1.pdf t2.pdf t3.pdf cat output t.pdf
```

Original answer by pts [here](https://superuser.com/a/458188)