.NET PDF Editor SDK

GdPicture’s .NET PDF Editor brings extended support of the PDF format for .NET application (C# and VB.NET) and non-managed applications written in Visual Basic 6, Delphi, Microsoft Access, Windev, and more…

This SDK is a very intuitive API with full Unicode support which works fast on large documents and delivers valued features such as PDF/A generation, PDF to PDF/A conversion, digital signature support, PDF merging and splitting, PDF modification, PDF rasterization, PDF redaction, PDF creation with interactive form fields, PDF layers…

Download GdPicture.NET SDK

Main features

Read, Edit, Create or Write PDF documents from file or Stream
Convert any PDF to any PDF/A format
Print PDF document with full control on the printing process
Full support for incremental saving to preserve document content history
Fast linearized PDF saving (also called “Fast Web View”)
Interactive PDF features support: Actions, document-level navigation and more
File linking support
Repair corrupted documents
Pack and compress existing documents reusing existing resources to dramatically reduce file size
Very fast on large documents
Strong objects serialization to produces 100% compliant and smaller PDF documents
Very fast text extraction engine, on whole page or ROI
Add / Extract Fonts
Add / Extract / Replace /Optimize / Remove Bitmaps
Write text with font embedding and full Unicode support
Barcodes drawing
Flatten form fields and annotations
Form fields creation and editing
PDF annotations editing
Full support for PDF transparency schemes for rendering & PDF creation
Graphics state stack and transformation matrix support
Bookmark reading & writing

Optional Content Groups (also known as PDF Layers) support
Full action support
File attachments management
Page labeling support
Page drawing support (i.e.: drawing a page from a PDF to a page of another PDF)
Page cloning and duplication
Support all encryption schemes for reading and writing, from RC4 48 bits to AES 256 bits
Apply security to existing or new documents
Rasterize PDF pages to bitmap with high fidelity rendering and high speed
DigiSign documents (support for Adobe PPKMS and Adobe PPKLite modes)
PDF redaction
Merge / Split documents
Swap / Delete / Append / Rotate pages
Full interaction with the GdViewer & the ThumbnailEx controls
Edit PDF document and display updated version on a Viewer in real-time
Set of low-level API to manipulate paths
AnyCPU: available in 32-bit & 64-bit versions
Can work in multi-thread applications
Support for PDF 2.0 (reading and writing).
Support for generating PDF/Universal Accessibility (PDF/UA). Read more.
And more…

Example of usage

Converting PDF documents to TIFF images

Single and multipage TIFF images to PDF documents

Converting existing PDF documents to PDF/A documents

Creating a PDF document from scratch

Inserting images into PDF documents

Compress and pack existing PDF documents to reduce file size

Digitally sign or certify PDF documents

How to OCR a specific zone of a PDF document

Merging PDF documents

Splitting PDF documents

Try with your document

How to use

Download and install GdPicture.NET package from here.

You will be able to find some compiled demo applications in
[Install directory]\Samples\Bin\

You will be able to find C# and VB.NET demo applications including source code in
[Install directory]\Samples\WinForm\

You will find other code snippets within the online reference guide found here

https://www.gdpicture.com/guides/gdpicture/

You can find some discussions about PDF in the dedicated section of our community forums located here

PDF dedicated forum

FAQs

The SDK enables developers to perform various page-level operations, including splitting, merging, swapping, deleting, appending, cloning, duplicating, and rotating pages within PDF documents. These functionalities provide flexibility in managing document layouts and structures.

Yes, the GdPicture.NET PDF Editor SDK allows for comprehensive text editing capabilities. Developers can add new text with font embedding and full Unicode support, extract existing fonts, and modify text content as needed. This ensures accurate representation and manipulation of textual data within PDFs.

Absolutely. The SDK provides tools for creating, editing, and flattening interactive form fields within PDF documents. This includes support for various form elements such as text boxes, checkboxes, radio buttons, and more, facilitating the development of interactive and user-friendly PDF forms.

The SDK offers a wide range of annotation features, allowing users to add, edit, and manage annotations like sticky notes, highlights, freehand drawings, rubber stamps, and custom annotations. These tools enhance collaboration and review processes by enabling effective document markup.

Yes, the GdPicture.NET PDF Editor SDK includes functionalities to repair corrupted PDF files. It can reconstruct damaged documents, ensuring data integrity and accessibility. This feature is particularly useful for maintaining the usability of important documents that have become corrupted.

Check our other PDF technologies

Annotation & Collaboration

PDF Optimization

PDF Viewer

PDF/A Conversion

PDF Redaction

PDF Digital Signature

Tagged PDF