Qoppa Software - PDF Tools & Libraries

Tools to digitally sign PDF documents
Qoppa Software offers many solutions to apply digital signatures on PDF documents. Choose among the tools listed below which is is the best fitted for your needs.
Desktop tool for end-users
Product Name: PDF Studio
Price: $60 - OS: Linux, Mac, Windows
Product Description:
Complete PDF Editor similar to Adobe Acrobat that among many other functions can digitally sign PDF documents. PDF Studio supports the following functions: create new signature fields, apply signatures, clear and delete signatures, create your own self-signed certifcate, manage your digital IDs. If you are not interested in "real digital signatures", please look at creating a custom signature stamp with a scanned image of your signature or sign using the free-hand pencil tool.
Java library for developers
Product Name: jPDFSecure
Price: $350 per CPU - OS: Linux, Mac, Windows
Product Description:
Java library to sign and encrypt PDF documents.
Visual component for developers
Product Name: jPDFNotes
Price: $3000 for distribution to 200 end-users - OS: Linux, Mac, Windows
Product Description:
Java bean to display and sign PDF documents.
Advanced backend / server tool
Product Name: PDF Automation Server
Price: $1500 - OS: Linux, Mac, Windows
Product Description:
Advanced automation tool to run in the backend that can watch for PDF documents as they arrive and digitally sign the PDF documents.PDF Automation Server support applying visible and invisible signatures. Documents can then be saved to a local folder, emailed or ftped or even sent to the printer.