PDFNet SDK  is the ultimate cross-platform PDF toolkit. With the consistent and uniform API developers can build reliable & speedy commercial grade applications that can view, create, print, edit, and annotate PDFs ... regardless of the operating system (i.e. Windows, Android, iOS, WinRT, WP8, Linux, or Mac) or platform/language (.NET/WPF, JAVA, C/C++, Objective-C, Win App Store, Python, PHP, Ruby, ...).
Relevant resources: 
  Sample code: pdftron.com/pdfnet/samplecode.html   
  Documentation (getting started, API): pdftron.com/pdfnet/documentation.html
  PDFNet Language Bindings for PHP, Python, and Ruby 
  Blog: blog.pdftron.com

To sign-up for PDFNet SDK announcements without forum noise subscribe to

Showing 21-40 of 3291 topics
Failed exporting workbook to fixed format. Viczenn Reyes 10/13/17
How do I keep track of my own annotations? Ryan 10/4/17
How do I limit how many big a number can be entered into a field? Ryan 10/4/17
Using PDFTron in C# WebApi project Mathias Pröhl 9/29/17
Can I extend PTAnnot to include more fields. Claire Poza 9/29/17
Can I have multiple link action within the same rect? (unknown) 9/26/17
How to convert System.Drawings.Color to ColorPt? V 9/26/17
Trouble in colors Tamás Ht 9/25/17
How do I get 'Destination' paramaters so I can differentiate between 'Inherit Zoom', 'Actual Size', etc. Support 9/22/17
How do I create a link to an external PDF Page with Inherit zoom? (unknown) 9/22/17
How to show a rectangle around an annotation? Hossein Khatoonabadi 9/22/17
Multiple Watermarks on a page (tile form)? V 9/22/17
Local specific elements in PDF generated by HTML2PDF Steven Creaney 9/21/17
Trouble saving signature type annotation Nikhil Gupta 9/21/17
Xamarin forms Android - Could not load assembly 'GoogleGson' (unknown) 9/19/17
Why does the bounding box from Element.GetBBox jump in size when stroking is on? Ryan 9/13/17
Insert an annotation at a position where the screen was touched Kanya 9/12/17
mutual exclusive checkboxes (or radiobutton) Conte Andrea 9/12/17
Issue re-opening a PDF document too quickly. Steve McCoole 9/11/17
What to do when a page gets converted to an image Give Us A Freaking Break 9/8/17
More topics »