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Split PDF into Bookmark Files

Export bookmarked sections as individual PDF files instead of combining selected chapters. Customize the output names and how deeply to split the outline.

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Split PDF into Bookmark Files
📌 Instructions:
1️⃣ Open a PDF with bookmarks.
2️⃣ All bookmarks are read automatically, and each bookmark is saved as a separate file.
3️⃣ Bookmarks at all levels are extracted. You can customize the filename rules.
4️⃣ The resulting files are downloaded as a ZIP archive.
Click or drop a local PDF
The PDF must contain bookmarks (an outline)
📝 Output Filename Rules
Maximum Split Depth; split only down to this level (1 means top-level bookmarks)
📑 Bookmarks (total: 0 ):
Bookmarks appear after you open a PDF

How to use this tool

  1. Open a PDF that contains a bookmark outline.
  2. Choose filename options such as sequence numbers, original filename, bookmark title and hierarchy.
  3. Set a maximum split depth if you want to limit the bookmark levels.
  4. Click Split into Files and Save to download the PDFs in a ZIP archive.

Frequently asked questions

How are the output files named?

Options include zero-padded sequence numbers, the original filename as a prefix, bookmark titles and the parent-child hierarchy. Duplicate titles can receive numeric suffixes.

What does maximum split depth mean?

It limits extraction to the chosen outline level. A value of 1 refers to top-level bookmarks; deeper levels include nested bookmark entries.

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