PDFsam Basic or PDF Split and Merge is a free and open-source cross-platform desktop application to split, merge, extract pages, rotate and mix PDF documents. PDFsam Basic is a desktop application freely accessible from the project's page both as source and compiled code. It is available as MSI package for 32-bit and 64-bit MS Windows, .dmg for Mac OS X, .deb package for Debian based GNU/Linux distributions and ZIP bundle for the power users' convenience.