FAQPDFsam Basic is a free and open source software designed to perform PDF documents manipulation PDF merge, PDF split, page rotation etc. In short merge PDF documents, rotate pages, split PDF documents by page numbers, by size and by bookmarks level, mix two PDF documents taking pages alternatively from one document and the other. Check the product page for more details. Yes. Yes. PDFsam Basic is published under the GNU Affero General Public License v. Sure The project is hosted on Git. Hub, you can fork it, submit pull requests and open bugs or feature requests, just make sure you first read the contributing guidelines. PDFsam Basic is written using the Java. FX and requires a Java Runtime Environment 8 or above with Java. Fx to run. The Oracle Java Runtime Environment is available for all the major operating systems, its free and can be downloaded from http java. Yes, a Java Runtime Environment 8 or above with Java. FXYes, any system with Java Runtime Environment 8 or above with Java. Pistol Adjustment Tool. FX will do. Yes. Yes, weve got you covered also there. PDFsam Basic is powered by an open source project that we developed called Sejda and a command line interface called sejda console is available, free and open source under the GNU Affero General Public License v. Yes, check it out at sejda. Yes Check this out. We support silent install and a number of properties to pass to the MSI as well as a number of args and properties to drive the application behavior. Pdfsam Enhanced Version Vista' title='Pdfsam Enhanced Version Vista' />PDFsam Basic is a free and open source software designed to perform PDF documents manipulation PDF merge, PDF split, page rotation etc. Download the free trial version below to get started. Doubleclick the downloaded file to install the software.