Fast, Efficient Document APIs for .NET 6 and Java Applications

Take total control of your documents with ultra-fast, low-footprint APIs for enterprise apps.

  • Generate, load, edit, save XLSX spreadsheets, PDF, Images, and DOCX files using C# .NET, VB.NET, or Java
  • View, edit, print, fill and submit documents in JavaScript PDF Viewer and PDF Editor
  • Open and view data documents (XLSX, CSV) and SpreadJS files in JavaScript Data Viewer
  • Compatible with Windows, macOS, and Linux
  • No dependencies on Excel, Word, or Acrobat
  • Deploy to a variety of cloud-based services, including Azure, AWS, and AWS Lambda
  • Product available individually or as a bundle
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Latest Release Info

What's New in GrapeCity Documents v6

Select a Product:

Documents for PDF

Documents for PDF

Generate, convert, edit, and save PDF documents with a high-speed API and no Acrobat dependencies

Documents for Excel, .NET Edition

Documents for Excel, .NET Edition

Generate Excel spreadsheets with a high-speed API and no Excel dependencies

Documents for Excel, Java Edition

Documents for Excel, Java Edition

Generate Excel spreadsheets in Java with a high-speed API and no Excel dependencies

Documents for Word

Documents for Word

Generate Word documents in code with a high-speed API and no Word dependencies

Documents for Imaging

Documents for Imaging

Generate, resize, crop, and manipulate images in code

GrapeCity Documents JavaScript Viewers:

Documents for PDF Viewer

Documents for PDF Viewer

Read and optionally edit PDFs on the web with our JavaScript PDF Viewer. Open and print across browsers and frameworks. Included with Documents for PDF

Documents for Data Viewer

Documents for Data Viewer

Open and View data documents Excel (XLSX), CSV, and SpreadJS file on the web with our JavaScript Data Viewer. Open and view across browsers and frameworks. Included with Documents for Excel, .NET Edition and Documents for Excel, Java Edition

Documents for Image Viewer

Documents for Image Viewer

View and optionally edit images on the web with our JavaScript Image Viewer. Included with Documents for Imaging

High-Speed, Small Footprint, No Dependencies

The .NET 6 Document API is designed to generate large, optimized documents fast – while remaining lightweight and extensible, giving you greater flexibility, and creativity in developing your applications

Full .NET Support for Windows, Linux, and Mac

Develop for any .NET platform or major operating system with a single code base. Use in your apps for .NET, C#, VB.NET .NET Framework, Mono, Xamarin.iOS, and Xamarin.Android.

Comprehensive, Highly Programmable

Do more with your Excel spreadsheets, Word documents, PDFs, and images with our feature-rich APIs. Create, load, edit, save and convert your business documents with intuitive tools.

Zero Dependencies

Generate and edit digital documents in your applications without any dependencies on Adobe Acrobat, Microsoft Word, or Excel. Build your documents even faster with zero dependencies.

Deploy Apps to the Cloud

Be everywhere with cloud-based deployment using NuGet and GrapeCity Documents. You can now deploy to Azure, AWS, and AWS Lambda in a few short steps.

Supports Hundreds of Features

Generate full-featured documents and nearly lossless imports! These APIs complete your toolkit through high-performance features, including Excel pivot tables, PDF digital signatures, and Word text comments.

.NET 6 Document APIs Documents API for Legal Agreements, Purchase Orders

Automate Data-Bound Reports

Unleash the power of automation by using the .NET 6 GcDocuments API to create template documents with the ability to define comprehensive syntax. Generate PDF, Word, Excel, and Image reports.

.NET 6 Document APIs Business Dashboard With Sparklines Highlighting KPIs

Analyze, Calculate, and Visualize

Create matrix-like spreadsheets complete with calculations using 450+ in-built functions, figures, sparklines, tables, and color themes.

.NET 6 Document APIs Collaboration Mode With Multiple Users

Collaboration Mode

Collaborate in real-time, and save your clients time and effort by working to get forms filled out correctly the first time! Control who sees and edits specific documents and share with multiple users simultaneously by implementing the new options in the GcPdfViewer API.

JavaScript Financial Reports and Statements

Any Device, Any OS

Customize field labels, fine-tune the input controls' behavior, and add additional input validation using your choice of technology. Fill values for the fields with default values in the underlying PDF on your smartphone, laptop, desktop, or whatever works best for you.

.NET 6 Document APIs Primary Image Process for Apps

Image Processing to Your Apps

Meet all the needs of a primary image processor by resizing, converting, rotating, flipping, and generating images and thumbnails. Create, apply, and align the images you need in your apps exactly when you need them.

Try the Document API Demos

Your full-fledged ASP.NET Core sample browser includes significant features, real-time PDFs, and use cases. Download individual .NET samples that can run as standalone applications. The demos include full sample code with comments corresponding to each step for quick Documents for PDF onboarding.

Explore a step-by-step tutorial using Documents for Excel to code spreadsheets. The Features section offers sample codes using SpreadJS as the viewer. Excel reporting and Excel Templates sections also provide insight by using real use-case scenarios.

The demo includes a tutorial with steps to begin using Documents for Word to code DOCX documents. Download DOCX files, convert to PDF, or get the individual .NET samples that can run as standalone applications. The demos include full sample code with comments aligning with each step to assist with quick and simple onboarding.

Review sample images and code for each GcDocuments for Imaging feature. Browse sample sources, view, and download generated images in JPG, PNG, TIFF, BMP, GIF, ICO, or SVG formats. Download complete sample projects in C# or VB.NET.

The Support You Need When You Need It

Expert Support Is Included

Direct access to developers who will work with you to resolve any issue


Be part of thousands of users in our monitored forums

24-hour response time in our ticketing system

Customer satisfaction rating is 85% and climbing

"The speed to build what we needed and the level of ease of use of controls are why we chose GrapeCity. It was a perfect fit."

Spiro Skias - CGI