# GdPicture.NET – Enterprise document processing SDK

> GdPicture.NET is a comprehensive .NET SDK for document processing, providing PDF manipulation, optical character recognition (OCR), barcode recognition, document scanning, and intelligent data extraction. Our products include the core SDK, DocuVieware (HTML5 viewer), and PassportPDF (cloud APIs).

## Products

- [GdPicture.NET SDK](https://www.gdpicture.com/products/gdpicture-net/) — Core .NET document processing library with 3000+ API functions
- [DocuVieware](https://www.gdpicture.com/products/docuvieware/) — HTML5 document viewer and management kit for web applications
- [PassportPDF](https://www.gdpicture.com/products/passportpdf/) — Cloud-based document processing APIs

## SDK categories

- [PDF SDK](https://www.gdpicture.com/pdf-sdk/) — View, edit, redact, sign, optimize, and convert PDFs
- [OCR SDK](https://www.gdpicture.com/ocr-sdk/) — Text recognition with 100+ languages, magnetic ink character recognition (MICR), machine readable zone (MRZ) support
- [Barcode SDK](https://www.gdpicture.com/barcode-sdk/) — Read/write 1D, 2D, QR, DataMatrix, PDF417, Aztec codes
- [Scanning SDK](https://www.gdpicture.com/scanning-sdk/) — Technology Without an Interesting Name (TWAIN) and Windows Image Acquisition (WIA) scanner integration
- [Document imaging SDK](https://www.gdpicture.com/products/gdpicture-net/) — Viewing, annotation, and image processing
- [Formats SDK](https://www.gdpicture.com/formats-sdk/supported-formats/) — Convert between 100+ document formats

## Intelligent document processing

- [Key-value pair extraction](https://www.gdpicture.com/intelligent-document-processing/) — AI-powered data extraction
- [Table recognition](https://www.gdpicture.com/intelligent-document-processing/table-extraction/) — Structured data extraction from tables
- [Smart redaction](https://www.gdpicture.com/intelligent-document-processing/smart-redaction/) — Pattern-based sensitive data removal

## Documentation

- [Getting started](https://www.nutrient.io/sdk/dotnet/getting-started/) — Quick start guides for .NET integration
- [API Reference](https://www.nutrient.io/api/gdpicture/) — Complete API documentation
- [Blog](https://www.gdpicture.com/blog/) — Technical articles and tutorials
- [Support](https://support.nutrient.io/hc/en-us/requests/new) — Help center and FAQs

## Supported formats

PDF, DOCX, XLSX, PPTX, TIFF, JPEG, PNG, BMP, GIF, SVG, DICOM, DWG, DXF, EMF, WMF, JBIG2, JPEG 2000, and 100+ more formats.

## Platforms

.NET Framework 4.5+, .NET Core, .NET 5/6/7/8+, Windows, Linux, macOS, Azure, AWS.