Free pdfsam software for windows

A very simple, easy to use, free, open source utility to split and merge pdf files. PDF Split and Merge is a very simple, easy to use, free, open source utility to split and merge pdf files.
PDF Split and Merge also has a simple graphical interface that will let the user choose pdf files, split or merge them with ease.
Pdfsam uses some external libraries such as:
- itext-2.0.2
- dom4j-1.6.1
- jaxen-1.1
- jcmdline-1.0.3
- looks-2.1.1
- bcmail-jdk14-135.jar
- bcprov-jdk14-135.jar
It uses itext-2.0.2 library to manipulate pdf files, looks-2.1.1 to have a nice and changeable look and feel, jcmdline-1.0.3 to parse and validate console input arguments, dom4j-1.6.1 and jaxen-1.1 to deal with xml format.
System requirements:
- Java JRE