About GroupDocs.Viewer for .NET API

Start viewing 190+ popular document formats in your .NET applications using GroupDocs.Viewer for .NET APIs by adding a few lines of code. Developers can easily display PDF, Word Processing, Excel Spreadsheet, Presentation, Visio, Project, Outlook and many other popular document formats in HTML5, image or PDF modes. The document rendering is fast, identical to the original source file, and it does not require installing additional software or any other external libraries.

Steps to Render ONE file in C#

With GroupDocs.Viewer you can render ONE to HTML, JPEG, PNG or PDF in a few steps.

Install GroupDocs.Viewer for .NET using your favorite package manager.
Create an instance of Viewer class and load the ONE file with full path.
Set options to render ONE file into HTML, PNG, JPEG or PDF format.
Render file and check output in the current directory.

System Requirements

GroupDocs.Viewer for .NET APIs are supported on all major platforms and operating systems. Before executing the code below, please make sure that you have the following prerequisites installed on your system.

Operating Systems: Microsoft Windows, Linux, MacOS
Development Environments: Microsoft Visual Studio, Visual Studio Code, .NET CLI
Frameworks: .NET Framework, .NET Standard, .NET Core, .NET

                
    // Set up input ONE file
    string filePath = "input.one";

    // Instantiate Viewer
    using (Viewer viewer = new Viewer(filePath))
    {
    	// Set view options 
    	HtmlViewOptions viewOptions = HtmlViewOptions.ForEmbeddedResources();
            
    	// Render ONE file to HTML with embedded resources
    	viewer.View(viewOptions);
    }

ONE Viewer Live Demo

View ONE file right now by visiting GroupDocs.Viewer Online Apps website.

No need to download API

No need to write any code

Just upload the source file

Scroll down or use the menu to navigate between pages

Other File Formats Rendering & Viewing using C#

Multi-format documents and images viewer API for .NET. View some of the popular file formats below without any external viewers.

ONE File Viewer For C# .NET Applications

.NET document viewer API to read, render and display ONE file in any type of C#, ASP.NET, VB.NET & .NET Core applications. View the rendered files with true formatting & layout in HTML5, PDF or as an image using a few lines of the code.

About GroupDocs.Viewer for .NET API

Steps to Render ONE file in C#

System Requirements

ONE Viewer Live Demo

Other File Formats Rendering & Viewing using C#

Render DOCX

Render CDR

Render PPTX

Render XLSX

Render DWG

Render XML

Render PSD

Render Adobe Illustrator file

Render DOC

Render TXT

Render DXF

Render VCF

Render SVG

Render HTML

Render PDF

Render JPEG

Render PNG

Render EML

Render RTF

Render ODT