Open Source C# PDF Splitters

PDF Split and Merge tool is implemented using the PdfSharp library and is either GUI or command driven.It is useful for automated document creation.It allows bookmarks from the input pdfs to be imported and flexibly embedded in the destination document. PDF pages can be numbered and annotated with a footer label.

PDFGeek does the everyday PDF jobs on your own machine, with none of the limits the web tools impose. Merge as many files as you like, split a document into single pages or fixed-size chunks, pull pages out or drop the ones you don't want, rotate sideways scans, reorder a document, stamp a watermark across it, and add or remove password protection with AES-128 encryption. The online alternatives cap you and then ask for money: 25 files per merge, three tasks an hour, a subscription to unlock batch mode. PDFGeek has no caps to lift, because your documents never leave your computer in the first place. Available as a per-user installer that needs no admin rights, or as a single portable executable you can run from a USB stick. No bundled offers, no telemetry, no account. 100% free, no Pro tier, free to use at home and at work. Built on .NET 8 and Avalonia. Requires Windows 10 or later, 64-bit.

A simple PDF merger were you can add PDF's, sort them and merge them into one file. You can also split a pdf based. Also works on Windows 10. No registration needed, just simple and quick.

Add Pages to an existing PDF Remove/split PDF-Documents Extract Text/Images from PDF-Documents Change Document Metadata Shrink File Size Simple and flexible User Interface No Cloud-Services needed!

A simple PDF splitter that uses PDFSharp. You can split, merge, create or convert PDF files to text. Passing meta-data to newly created chunks is possible. Naming options, like adding date or adding index number are available.