PDFBox - Java PDF library

Apache PDFBox is an open source Java PDF library for working with PDF documents. This library allows creation of new PDF documents, manipulation of existing documents and the ability to extract content from documents. It provides support for adding bookmarks, fonts, text extraction, Encryption, PDF printing and lot more. It has .NET support.

Form filling is one of most important feature. It helps to fill in form data FDF and XFDF. It has command line utlities for most of the jobs. For example PDFToImage utility create an image for every page in the PDF document.

PDF documents could be splitted to multiple documents and also multiple PDF documents could be merged to one. Lucene Search Engine is integrated to do full text search.