Portable Document Format (PDF) is a file format used to present documents in a manner independent of application software, hardware, and operating systems.

PDF file

How to make a PDF file manually

PDF Files are very complex files and we always recommend you use a library such as JPedal when working with them. But it is...
Mark Stephens
59 sec read

PDF Conversion Clinic: Replacing a Single Page

If you’ve converted your PDF files to HTML5 using our online converter, you may find that you’ll want to alter one of the pages....
George Perry
1 min read

Adding Videos to Your Documents Using Our Online Converter

The following article is co-authored by George Perry and Simon Lissack, developers at IDR Solutions who work on a variety of projects for the...
Simon Lissack
1 min read

Who decides what is in the PDF file specification?

This used to be a really easy question to answer – Adobe. The PDF file format was invented by the co-founder of Adobe (John...
Mark Stephens
1 min read

How to edit PDF files using Incremental Updates

Yesterday, Mark wrote about how wrong references tables can be. He’s also previously written about how to edit PDF files by adding a second...
Sam Howard
1 min read