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What our customers are saying

"Once again to circle back. I'm really enjoying the toolkit, after getting more and more familiar the methodologies are consistent and becoming predictable. Speed, ability, quality and memory management seem to be spot on especially compared to some imaging toolkits I've used over the last 25 years. Thank you to the developers, testers and support folks you have made my work a lot easier than I hoped..." Read the full testimony

PDF Toolkit
Full PDF support Viewing, processing, and managing PDF files easily.
Advanced and collaborative features are also available like annotations, editing, redaction, digital signature, form fields support, optimization, conversion to PDF/A and validation for long term archiving, tagged PDF, and more.
Security Add a password with the highest level of encryption and a digital signature to documents to protect them. Remove sensitive information from PDF files with redaction features.
PDF & document viewing
PDF & document viewing Fully featured and user-friendly document viewer for displaying 100+ formats including Bitmaps, Metafiles, PDF, CAD, and Office formats. Other features include fast document displaying, thumbnails support, text search, highlighted regions, and more.
Annotations & collaboration Annotations and collaborative features for PDF and images, including custom annotations, rubber-stamp, sticky notes, freehand, text, redaction, and more…
Electronic signature
Electronic signature A set of tools to digitally sign and validate documents. Multiple signatures support, timestamp, and the latest encryption algorithms are included.
Long term archiving
Long term archiving PDF and documents conversion to PDF/A, the ISO standard for long-term archiving. Converted files are fully searchable and keep a reasonable size thanks to the many compression techniques.
Symbol recognition (OCR & MICR)
Characters & marks recognition OCR, OMR, MICR, MRZ and KVP engines based on a continuously improved technology which provides outstanding speed and accuracy.
Barcode reading & writing
Barcode reading & writing Engines to decode and generate linear (1D) and 2D barcode symbologies found in all industries, including QR-Code & Micro QR-Code, Datamatrix, PDF417, Aztec Code, MaxiCode, and more.
Automatic document recognition
Automatic document recognition The ADR engine identifies invoices, checks, forms, orders, delivery notes, page separators, or any structured document. It is also useful to develop image comparison applications.
Hyper-compression The hyper-compression engine is based on Mixed Raster Content (MRC) compression. It produces spectacular results by automatically adjusting the tradeoff between quality and compression rate to provide top quality PDF MRC documents at the smaller possible size.
Intelligent Document Processing
Intelligent Document Processing Extract data from semi-structured and unstructured documents and automate your processes with the GdPicture.NET Intelligent Document Processing set of tools.
Key-Value Pair extraction
Key-Value Pair extraction The Key-Value Pair extraction engine can understand there is information with labels and values in a document, extract them and qualify the value, in an instant.
Smart Redaction
Smart Redaction The GdPicture.NET Smart Redaction engine allows you to automatically and permanently remove sensitive and personal information from unstructured documents.
Table Extraction
Table Extraction The GdPicture.NET Table Extraction engine allows you to automatically detect and extract data from tables located in any file, including scanned documents, and convert the table to XLSX.
Improvement of document quality
Improvement of document quality The PDF optimization technologies address all areas of compression and optimization, with a focus on font optimization, data compression, and image analysis. The resulting files provide optimum and improved reading quality, without slowing the loading process even on large documents.
Formats conversion
Formats conversion Advanced document conversion capabilities from +100 file formats. PDF, PDF/A, office formats, JBIG2, TIFF, CAD, SVG, DICOM, HTML and EMAIL formats are available. Advanced features include compression and optimization during conversion, OCR, conversion for long term archiving, and more.
Office formats support
Office formats support View, read, write, manage, and edit Office formats. Office formats support is thread-safe and independent of applications like MS Word and No need to add any third-party plugin or software to manage text documents..
Automatic document recognition
Scanning support Scan, edit, and save documents with TWAIN and WIA capabilities for desktop and Web applications. Compatible with the vast majority of scanners.
Printing support
Printing support Print any document easily on any printer. Printing capabilities include single page and multi-page document support, printer dialog boxes, printer selection, print quality mode, printing alignment, paper tray selection, and more.
Image processing
Image processing Cleanup and improve color and bitonal images with editing features, filters, effects, and many other enhancements. Processed images provide better results with analysis engines like OCR, barcode reading, compression, OMR…
Web controls
Web controls Make your GdPicture.NET applications universal with DocuVieware HTML5 Viewer and Document Management Kit.
REST APIs PassportPDF is a next-generation cloud ecosystem with unified APIs for cross-platform development to address any document processing challenges, such as compression, conversion, OCR, content protection, digital signature, data compliance, and more...

Why GdPicture.NET SDKs?

home-ico-1-complete Complete

GdPicture.NET is a continuously improved all-in-one toolkit: premium PDF management, hyper-compression, document imaging, image processing, forms processing, scanning, barcoding, printing, OCR, OMR, MICR, annotations and much, much more. No need to buy several products anymore, GdPicture.NET Imaging SDK does it all!

home-ico-2-professional Professional

We have 15+ years’ experience and recognized expertise in the imaging domain. We offer outstanding support to a growing community of 15 000+ developers. Our Toolkits are used in millions of installations. We’re adept of the continuous innovation model, and we are focused on innovation. How can we help you?

home-ico-3-custom Customized

We have a very flexible licensing model. If you are a big corporation or a small business, we have configurations for each situation: do you need a license for a single developer or a whole team? Do you need an offer that suits your business model? Do you need annual maintenance? Our sales team will always do its best to allow you to afford our technology at a lower cost.


We develop GdPicture.NET with innovation in mind since its inception. GdPicture is built by a brilliant and passionate team of engineers and researchers. It now includes thousands of functionalities permitting to do whatever you can imagine. Our imaging SDK has become essential to build any application, and it is continually winning awards, so let us bring you the best technologies!

Our Happy Customers