Note

[leoli0605]

• https://blog.darkthread.net/blog/pdfium-core/
• https://blog.darkthread.net/blog/docx-2-pdf-shell-cmd/
• https://blog.darkthread.net/blog/indented-text-from-pdf/
• https://github.com/mermaid-js/mermaid-cli (reference for how to install via npm and as a command-line tool)
  • pdfc --version

[leoli0605]

pdf-merge

pdftk *.pdf cat output output.pdf

pdf-decrypt

pdftk [input_file] input_pw [password] output [output_file] https://www.npmjs.com/package/node-pdftk

pdf2png

pdftoppm -png "%%i" "%%~pi%%~ni" https://github.com/Fdawgs/node-poppler

[leoli0605]

qpdf --password=xxx --decrypt input.pdf out.pdf