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Organize PDFs

Organize pages and bookmarks in your PDF document in seconds.

Take Control of Your PDFs Structure

1

Add, Copy & Delete Pages

Manage the structure of your PDFs by adding, copying, or deleting pages as needed. This feature allows for easy organization and rearrangement of content.

Learn how to:manage PDF pages
using IronPdf;

// Import cover page
PdfDocument coverPage = PdfDocument.FromFile("coverPage.pdf");
// Import content document
PdfDocument contentPage = PdfDocument.FromFile("contentPage.pdf");
// Insert PDF
contentPage.InsertPdf(coverPage, 0);
contentPage.SaveAs("report_final.pdf");
// Copy a single page into a new PDF object
PdfDocument myReport = PdfDocument.FromFile("report_final.pdf");
PdfDocument copyOfPageOne = myReport.CopyPage(0);
2

Merge & Split PDFs

Combine multiple PDFs into a single document or split a large PDF into smaller sections, making your documents easier to manage and distribute.

Learn how to:merge and split PDFs
using IronPdf;
// Import two pdfs
PdfDocument pdf_A = PdfDocument.FromFile("merge_docA.pdf");
PdfDocument pdf_B = PdfDocument.FromFile("merge_docB.pdf");
// Merge the two pdfs A and B
var merged = PdfDocument.Merge(pdf_A, pdf_B);
merged.SaveAs("Merged.pdf");

Supplement Organization Tools

1

Bookmarks & Outlines

Create bookmarks and outlines within your PDFs to enhance navigation and provide readers with an intuitive way to locate key sections.

Learn how to:make bookmarks and outlines
using IronPdf;
// Create a new PDF or edit an existing document.
PdfDocument pdf = PdfDocument.FromFile("existing.pdf");
// Add a bookmark
var mainBookmarks = pdf.Bookmarks.AddBookMarkAtEnd("NameOfBookmark", 0);
//Add a sub-bookmark
var subBookmarks = mainBookmarks.Children.AddBookMarkAtEnd("Conclusion", 1);
pdf.SaveAs("singleLayerBookmarks.pdf");
2

Attachments

Add attachments to your PDF documents, such as additional files, images, or related content, to provide supplementary information or context.

Learn how to:manage attachments in PDFs
using IronPdf;
using System.IO;
// Import attachment file
byte[] fileData = File.ReadAllBytes(@"path/to/file");
// Open existing PDF
PdfDocument pdf = PdfDocument.FromFile("sample.pdf");
// Add attachment to the PDF
pdf.Attachments.AddAttachment("Example", fileData);
pdf.SaveAs("addAttachment.pdf");

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C# NuGet Library for PDF
Install with NuGet

Version: 2026.9

PM > Install-Package IronPdf
nuget.org/packages/IronPdf/
  1. In Solution Explorer, right-click References, Manage NuGet Packages
  2. Select Browse and search "IronPdf"
  3. Select the package and install
C# PDF DLL
Download DLL

Version: 2026.9

or download Windows Installer here.

  1. Download and unzip IronPDF to a location such as ~/Libs within your Solution directory
  2. In Visual Studio Solution Explorer, right click References. Select Browse, "IronPdf.dll"

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