Edit PDF in C#

Docotic.Pdf allows you to optimize, combine, split PDF documents. You can also replace text and images, fill PDF forms, reorder PDF pages, change colors.

Articles

These articles explain how to edit PDF in C# and VB.NET code.

• Compress PDF documents in C# and VB.NET
  Optimize PDF documents in C# and VB.NET using Docotic.Pdf library. Reduce PDF size on Windows, Linux, macOS, Android, iOS, in cloud environments.

• Merge PDF documents in C# and VB.NET
  How to merge PDF files in .NET. You need just a few lines of C# code with Docotic.Pdf library.

• Split PDF documents in C# and VB.NET
  Describes how to split PDF documents in .NET using Docotic.Pdf library.

• Split and merge PDF documents in C# .NET
  Merge and split PDF document in C# and VB.NET using Docotic.Pdf library.

• Edit and optimize PDF documents in C# .NET
  Compress PDF documents in C# and VB.NET using Docotic.Pdf library. Edit existing PDF documents.

Sample code

These sample codes show different options for PDF editing in C# and VB.NET.

• Merge two PDF documents
  Shows how to combine PDF documents

• Compress PDF document in .NET
  Reduce PDF size using different optimizations

• Edit PDF page content
  Shows how to remove text and change colors in PDF documents

• Replace image
  How to replace all occurrences of the image within PDF document

• Remove paths
  Shows how to remove vector paths drawn on a PDF page

• Remove structure information from PDF document
  How to reduce PDF file size by removing structure information from it

• Remove pages
  Shows how to remove pages from a PDF document

• Copy pages
  How to split PDF documents

• Move pages
  How to reorder pages in a PDF document

• Create XObject from page
  Impose PDF pages onto larger sheets

• Fill existing form
  Shows how to fill PDF form fields