Most of my research was directed at PDF creation and less at editing, so I'm not sure the list captures everything available. For example I somehow dismissed P

Most of my research was directed at PDF creation and less at editing, so I'm not sure the list captures everything available. For example I somehow dismissed PdfPig [1] early on, because it's mostly for text extraction from PDFs, but it does support some basic editing of sorts. [1] https://github.com/UglyToad/PdfPig https://github.com/UglyToad/PdfPig