Alternatives to PDFsam for all platforms with Open Source License

PDFTK Builder

PDFTK Builder is a free graphical interface to for PDFtk, making it much easier to use.

Free Open Source Windows PortableApps.com
Encryption Lightweight Combine PDF Pdf-creation ... PDF Editor Portable Reorder pages Split and merge PDF files Add a feature

56 Like
PDF-Shuffler

Merge, split, rotate, crop and rearrange pdf documents and their pages using an interactive and intuitive graphical interface.

Free Open Source Linux
Crop PDF Rotate pages Split and merge PDF files GPLv3 ... Combine PDF PDF Editor Python Sort pages Split PDF files Add a feature

30 Like
jPdf Tweak

jPDF Tweak is a Swiss Army Knife GUI application for PDF documents: combine, split, rotate, reorder (n-up, booklet), watermark, edit bookmarks/fileinfo/pagetransition...
- Discontinued
  The program is no longer updated. Latest version, 1.1, released in December 2011, can be still downloaded from the official website.
Free Open Source Mac Windows Linux
Split PDF files Pdf encryption Manage bookmarks Combine PDF ... Page labeling PDF Editor Portable Sign PDF files Split and merge PDF files Add a feature

16 Like
PdfMod

PDF Mod is a simple application for modifying PDF documents. You can reorder, rotate, and remove pages, export images from a document, edit the title, subject...
- Discontinued
  The program seems no longer updated. Last release, 0.9.1, was released on March 3, 2011 and only translations have been done on the project since then. It can be still downloaded from the official website.
Free Open Source Linux BSD
Combine PDF Edit PDF PDF Editor Add a feature

27 Like
PDF Chain

PDF Chain is a graphical user interface for PDFtk. The GUI supports all common features of the command line tool in a comfortable...

Free Open Source Linux
Combine PDF Pdf-creation PDF Editor Add a feature

14 Like
PDFedit

Free (and open source) editor for manipulating PDF documents. GUI version + commandline interface. Scripting is used to a great extent in editor and almost anything can...
- Discontinued
  The project is no longer developed. Last version, 20140526_1531, released in May 2014, can be still downloaded from SourceForge.
Free Open Source Windows Linux
PDF Editor Add a feature

20 Like
PDF Arranger

Small python-gtk application, which helps the user to merge or split pdf documents and rotate, crop and rearrange their pages using an interactive and intuitive...

Free Open Source Windows Linux
Combine PDF Edit PDF Split and merge PDF files Split PDF files Add a feature

5 Like
PDF Rider

PDF Rider is a GUI for "pdftk" and allows you to make some simple manipulations to PDF documents. It is written in c#/.net 3.5 (WPF), with the aim to be simple...

Free Open Source Windows
Pdf encryption Edit PDF PDF Editor Add a feature

6 Like
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PDFMerge

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...

Free Open Source Windows
Combine PDF PDF Editor Split PDF files Add a feature

3 Like
qvPDF

qvPDF is a PDF creator for Windows, but you can also merge & split. Its implemented as printer driver and uses plugins to execute different actions after creating...
- Discontinued
  The program is no longer updated. Last version, 3.1, released in September 2011, can be still downloaded from SourceForge.
Free Open Source Windows
Print to PDF Merge Files Combine PDF Print to PDF ... Split PDF files Add a feature

19 Like