Gluing (Imposition) PDF documents

Question

I have several A4 PDF documents which I would like (two into one) \"glue\" together into A3 format PDF document. So I will get from 2PDFs A4 a single one si

Answer 1

You can put multiple input pages on one output page using BookletImposer.

And you can change page orders and combine multiple pdf files using PDF Mod.

With these two tools, you can do almost everything you want with pdf files (except editing their content).