PDF

portal document format

Created: by Pradeep Gowda — Updated:Aug 01, 2024 — Tagged: PDF .

Stering-PDf - Locally hosted web application that allows you to perform various operations on PDF files

Dangerzone - Convert potentially dangerous documents into safe PDFs

ExifTool by Phil Harvey -Read, Write and Edit Meta Information!

QPDF - A Content-Preserving PDF Transformation System

Some of these above were found via

small script to cleanup pdfs in general (reducing their size as well), via.

pdftops -paper A4 -expand -level3 file.pdf
ps2pdf14 -dEmbedAllFonts=true          \
    -dUseFlateCompression=true           \
    -dOptimize=true                      \
    -dProcessColorModel=/DeviceRGB       \
    -r72                                 \
    -dDownsampleGrayImages=true          \
    -dGrayImageResolution=150            \
    -dAutoFilterGrayImages=false         \
    -dGrayImageDownsampleType=/Bicubic   \
    -dDownsampleMonoImages=true          \
    -dMonoImageResolution=150            \
    -dMonoImageDownsampleType=/Subsample \
    -dDownsampleColorImages=true         \
    -dColorImageResolution=150           \
    -dAutoFilterColorImages=false        \
    -dColorImageDownsampleType=/Bicubic  \
    -dPDFSETTINGS=/ebook                 \
    -dNOSAFER                            \
    -dALLOWPSTRANSPARENCY                \
    -dShowAnnots=false                   \
     file.pdf file.pdf