PDF Structure & Navigation Tools

Six tools built around one thing: a PDF's bookmark tree — reading it, writing it, splitting a document along it, or building one from scratch. Each does one job distinctly; this table is the fastest way to find the right one for what you have.

ToolInputOutputBest for
PDF TOC Generator
Any PDF (with or without bookmarks)PDF with a new bookmark outline + printed contents pageDocuments that don't have structure yet — AI detects headings from the text.
Bookmark Editor
PDF with existing bookmarksThe same PDF, bookmarks fixedBookmarks that already exist but are wrong, misnamed, or badly nested.
Split by Bookmarks
PDF with existing bookmarksZIP of one PDF per chapter/sectionTurning one large PDF into many smaller files along its existing structure.
Outline Extractor
PDF with existing bookmarksMarkdown, JSON, CSV, text, or HTML — no PDFGetting the structure out as data for a script, spreadsheet, or LLM prompt.
Bookmarks to TOC
PDF with existing bookmarksThe same PDF plus a printed, clickable contents pageBookmarks that are already correct but have no printed contents page.
Batch Add Bookmarks
Many PDFs sharing a structureZIP of every file, bookmarkedVolume — dozens of files that all need the same kind of bookmarks applied.

Not sure where to start?

If your PDF has no bookmarks at all, start with the . If it already has bookmarks and something about them is wrong, the is almost always the right next stop — everything else in this cluster builds on a bookmark tree that's already correct.