The Standard Package is the mandatory base functionality of the Foxit PDF SDK ActiveX. The Standard Package provides a complete PDF solution for developers to add view, search, and extract text functionality to their applications and devices. Highlights of the PDF SDK ActiveX Standard Package are:
Professional Package adds annotation support, forms support, watermarks additions, converting PDF to text, and hyperlink operations. Highlights of the PDF SDK ActiveX Professional Package are:
Customers can add the following add-on modules to the Professional Package.
The PDF Form Add-on Module provides developers programmatic access to the forms, so the program can have access and react to the data the user inputs into forms. It includes PDF form element operations, such as adding, removing and editing form fields, JavaScript support, and also provides the ability to reply to annotations.
The Annotation Add-on Module provides developers programmatic access to the annotations, so the program can have access and react to the users' annotations. It also includes advanced Annotation operations on PDF documents, such as editing, creating and removing annotations, and the formatting of text annotations.
The digital signature Add-on Module allows developers to enable their applications to digitally sign PDF documents using third-party digital certificates located in the Windows system certificate store. It also supports digital signature verification (which authenticates the source and verifies the integrity of content of digitally signed PDF documents), signature timestamp, signature print control, and more.
The SDK complies with the PAdES (PDF Advanced Electronic Signatures) standard, which are extensions to PDF to support electronic signatures.