VSTX File Viewer for .NET
View Microsoft Visio VSTX files in browser without requiring Visio application or Office Automation.
How to View VSTX File Using C#
In order to view VSTX file, we’ll use
API which is a feature-rich, powerful and easy to use API for C# platform to be used with any Viewer. Open
package manager, search for Aspose.Diagram and install. You may also use the following command from the Package Manager Console.
Package Manager Console Command
PM> Install-Package Aspose.Diagram
Steps to View VSTX via C#
Aspose.Diagram makes it easy for the developers to view the VSTX file with just few lines of code.
- Load VSTX file with an instance of Diagram class
- Call the Diagram.Save method with SaveFileFormat.HTML as parameters
- Load resultant HTML in default browser via Process.Start
Aspose.Diagram for .NET is supported on all major operating systems. Just make sure that you have the following prerequisites.
- Microsoft Windows or a compatible OS with .NET Framework, .NET Core, Mono or COM Interop
- Development environment like Microsoft Visual Studio
- Aspose.Diagram for .NET referenced in your project
C# code to view VSTX
// load VSTX file via an instance of Diagram var diagram = new Aspose.Diagram.Diagram("template.vstx"); // convert VSTX to HTML format diagram.Save(output, Aspose.Diagram.SaveFileFormat.HTML); // load resultant HTML in default browser System.Diagnostics.Process.Start(output);
About Aspose.Diagram for .NET APIAspose.Diagram is a Microsoft Visio document format manipulation API. One can easily load, create, modify, manipulate including daigram elements and convert Visio diagrams to other formats such as PDF, XPS, JPEG, PNG, BMP, TIFF, SVG, EMF and more. It is a standalone API and does not require Microsoft Visio or any other software to be installed.
Free App to View VSTX
Check our live demos to View VSTX with following benefits.
VSTX What is VSTX File Format
Files with VSTX extensions are drawing template files created with Microsoft Visio 2013 and above. These VSTX files provide starting point for creating Visio drawings, saved as .VSDX files, with default layout and settings. In general, Visio files are used to create drawings that contain visual objects, flow charts, UML diagram, information flow, organizational charts, software diagrams, network layout, database models, objects mapping and other similar information. Files generated using Visio can also be exported to different file formats such as PNG, BMP, PDF and others. Programs that open VSTX files include Microsoft Visio for Windows and Mac that let you open these files for viewing and editing. It also allows to convert Visio file formats to a number of other formats.Read More
Other Supported Viewer Formats
Using C#, One can also view many other file formats including.