GrapeCity Documents for PDF (GcPdf) is a cross-platform library that allows you to create, analyze, and modify PDF documents. Its object model closely follows the Adobe PDF specification, and is designed to provide direct access to features of the PDF format. In addition, Documents for PDF includes a powerful and platform-independent font handling and text layout engine and other high-level features that make PDF document creation easy and convenient. HTML content can be rendered using the optional GcHtml library (https://www.nuget.org/packages/GrapeCity.Documents.Html/). GcPdf is compatible with .NET 7, .NET 6, .NET 5, .NET Core 3.x and 2.x, .NET Standard 2.x, .NET Framework 4.6.1 or higher. All features are fully supported on Windows, macOS and Linux. The online Documents for PDF sample browser is available at https://www.grapecity.com/documents-api-pdf/demos/
Install
| Product | Versions |
|---|---|
| .NET Standard | |
| Other |
README
GrapeCity Documents for PDF
GrapeCity Documents for PDF (GcPdf) is a powerful PDF library providing a rich set of APIs which allow developers to do fast and memory-efficient PDF processing in C# or VB.NET code. GcPdf's core object model follows the PDF specification, providing programmatic access to PDF elements such as document properties, pages, fonts, annotations and so on. GcPdf also includes powerful high-level features that enable developers to create PDF documents with complex layouts including tables, formatted text and graphics.
GcPdf comes with a full-featured JavaScript PDF viewer/editor control (GcPdfViewer).
Features include:
- Programmatically create, load, modify, save or inspect PDFs.
- Support for different PDF standards including ISO 32000 (PDF 2.0).
- Export PDFs to BMP, GIF, JPEG, PNG or TIFF image formats.
- Merge or split PDF documents.
- Powerful text formatting and layout engine with full multi-language support, including RTL (with Kashida in Arabic) and vertical text, Tate Chu Yoko, text flow around objects, and more.
- Advanced text rendering capabilities including support for Adobe Type 1 fonts and bitmap glyphs in OpenType CJK fonts.
- Font embedding and sub-setting, with support for True Type, Open Type and WOFF fonts.
- Add raster (BMP, GIF, ICO, JPEG, JPEG 2000, PNG, TIFF) or vector (SVG, SVGZ) images to PDFs.
- Create SVG images on the fly, or modify existing SVGs using the provided SVG DOM (document object model).
- Support for all common graphics drawing and filling operations when rendering PDF pages.
- Table layout engine for creating complex grid-based layouts with text and graphics.
- Encryption and security APIs, including incremental updates, PAdES, PKCS #12, ECDSA.
- Find text, get text map with exact coordinates of all text fragments.
- Analyze PDFs, fetch logical paragraphs and table data using structure tags or heuristics.
- Programmatically create and apply redactions to completely erase sensitive data.
- Support for optional PDF content (layers).
- Create, modify, fill or flatten AcroForms (PDF Forms).
- Linearize PDFs for faster web viewing.
GcPdf is compatible with .NET 7, .NET 6, .NET Core 3.1, .NET Standard 2.x, .NET Framework 4.6.1 or higher.
All features are fully supported on Windows, macOS and Linux.
Resources
- GcPdf Demos
- GcPdfViewer Demos
- Getting Started
- License Information
- Licensing FAQ
- How to get Trial Keys
- Online Documentation
- Offline Documentation (PDF)
GrapeCity Document APIs
- Documents for PDF
- Documents for Word
- Documents for Imaging
- Documents for Excel, .NET
- Documents for Excel, Java
GrapeCity Document JavsScript Viewers
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