openPDF allows users to view/modify PDF documents and forms. Barcode generation, data extraction and signature validation can also be accomplished with this application. openPDF is based upon a selection of other open source applications, such as iText, JPedal and CryptoApplet.

Key features include:

• PDF signature.

• AcroJS support.

• Edit, Save, Print, Validation.

• XFA scripting support.

Overall, openPDF is very easy to use application that has a standard explorer interface. It has simple, basic features that allow you to view and modify PDF formatted documents and generate data. It is a lightweight and functional application that even novice users will be able to operate.