For one-time projects, hire a freelancer on Upwork or Fiverr to write a script (Python + PyPDF2 or PDFBox) that generates your bookmarks. Costs often $30–$100 — cheaper than a crack in liability alone.
Disclaimer: This article does not endorse or provide instructions for software cracking. Always use legally licensed software.
If you're looking for free or more affordable options, consider the following: