Download Nutrient .NET SDK (formerly GdPicture.NET)
GdPicture.API package on Nuget
FOR:
Windows
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macOS
|
Linux
Getting started
If you’re updating an existing integration, refer to the update GdPicture.NET guide for version-specific NuGet package and licensing guidance.
Project example
Browse the sample projects below. Clone the repository, and then open the linked sample folder in Visual Studio (or your preferred IDE) to run it.
Annotations
- Annotations sample(opens in a new tab)
- Freehand drawing sample(opens in a new tab)
- Real-time line drawing sample(opens in a new tab)
- Import Instant JSON into a PDF guide (sample)
- Export Instant JSON from a PDF guide (sample)
- Convert between Instant JSON and XFDF guide (sample)
- Convert between Instant JSON and XMP guide (sample)
- Configure Instant JSON appearance and tracking guide (sample)
- Instant JSON appearance theme comparison guide (sample)
Barcodes
- Barcode recognition sample(opens in a new tab)
- Barcode write sample(opens in a new tab)
- Read 1D barcode from image guide (sample)
- Read QR code from image guide (sample)
Document management
- Document clean up sample(opens in a new tab)
- Document recognition (ADR) sample(opens in a new tab)
- Document viewer sample(opens in a new tab)
- Forms processing and OMR samples(opens in a new tab)
- MICR sample(opens in a new tab)
File processing
- Displaying from URL sample(opens in a new tab)
- File converter sample(opens in a new tab)
- Page manipulation sample(opens in a new tab)
- Text file to PDF sample(opens in a new tab)
- Text writer sample(opens in a new tab)
- Thumbnail drag-and-drop sample(opens in a new tab)
PDF generation
Configuration
Deployment
Images
- Adjusting gamma brightness contrast saturation sample(opens in a new tab)
- Binarization sample(opens in a new tab)
- Chroma key background removal sample(opens in a new tab)
- DICOM viewer sample(opens in a new tab)
- Image processing sample(opens in a new tab)
- Rotating by angle (images) sample(opens in a new tab)
Image conversion
- Image processing sample(opens in a new tab)
- Image to PDF sample(opens in a new tab)
- Image to PDF-MRC sample(opens in a new tab)
- Image to PDF-OCR sample(opens in a new tab)
- TIFF to PDF-OCR sample(opens in a new tab)
OCR and segmentation
- OCR sample(opens in a new tab)
- Segmentation sample(opens in a new tab)
- Image to PDF-OCR sample(opens in a new tab)
- PDF to PDF-OCR sample(opens in a new tab)
- TIFF to PDF-OCR sample(opens in a new tab)
- Digital signing PDF sample(opens in a new tab)
- Add document timestamp to PDF guide (sample)
- Add LTV information to PDF signatures guide (sample)
- Create PAdES B-LT and B-LTA signatures guide (sample)
- Deferred two-phase PDF signing guide (sample)
- Sign PDF with ECDSA certificate guide (sample)
- Sign PDF with PKCS#11 guide (sample)
- Image to PDF sample(opens in a new tab)
- Image to PDF-MRC sample(opens in a new tab)
- Image to PDF-OCR sample(opens in a new tab)
- PDF splitter sample(opens in a new tab)
- Sanitize PDF guide (sample)
- PDF to PDF-OCR sample(opens in a new tab)
- PDF to TIFF sample(opens in a new tab)
- Rotating by angle (PDF) sample(opens in a new tab)
- Text file to PDF sample(opens in a new tab)
- Validate PDF conformance guide (sample)
- Validate PDF/UA guide (sample)
TIFF
- TIFF to PDF sample(opens in a new tab)
- TIFF to PDF-OCR sample(opens in a new tab)
- TIFF splitter sample(opens in a new tab)
- PDF to TIFF sample(opens in a new tab)
TWAIN and WIA
- TWAIN scanning sample(opens in a new tab)
- TWAIN scanning — asynchronous sample(opens in a new tab)
- WIA scanning sample(opens in a new tab)
Additional components
Nutrient .NET SDK offers optional packages for OCR resources, desktop and web viewers, and COM interop.
Resources
Resources for GdPicture required for OCR processing.
Viewers
FOR:
Winform
|
WPF
Install the viewer package for your UI framework (GdPicture.WinForms or GdPicture.WPF).
Starting from 14.4.0, WinForms and WPF viewers are distributed as separate NuGet packages.
FOR:
MAUI
Windows
|
macOS
A cross-platform solution that extends GdPicture.API capabilities by adding the GdViewer MAUI viewer component.
FOR:
DocuVieware (GdViewer for web Backend)
Windows
|
macOS
|
Linux
A standalone package offering a rich viewer and collaboration solution. Ideal for web-based projects that require advanced document viewing, annotation, and sharing capabilities.