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Convert WORD to HTML in C# .NET

Programmatically convert WORD to HTML in C# VB.NET & ASP.NET applications using flexible documents conversion and processing features that allow you to customize the resultant document appearance. Convert all popular Word processing document formats to Excel spreadsheets (XLS, XLSX), PowerPoint presentations (PPT, PPTX), PDF, Photoshop, eBook, web (HTML) and image file formats (JPG, BMP, PNG, GIF, TIFF). The native .NET document processing API offers multiple conversion options to seamlessly convert the whole document at once or choose specific pages of the source document file based on the selective page numbers or page ranges and easily convert to a supported file format.

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Convert WORD to HTML in C# .NET

Follow these simple steps for WORD to HTML conversion in .NET. View the converted HTML document as it is or render and display it as HTML without using any external software or .NET Word library.

Get the respective assembly files from the downloads or fetch the whole package from NuGet to add Conholdate.Total for .NET directly in your workspace.

  • Create Converter object to convert WORD document
  • Set the convert options for HTML format
  • Call Convert method of Converter class instance for conversion to HTML
  • Set options for HTML viewer
  • Create Viewer object to view converted HTML as HTML

Free App for WORD to HTML Conversion



Convert WORD to HTML & Add Watermark

Accurately convert documents (WORD to HTML) exactly as the original file and apply text or image watermarks to HTML pages using .NET document processing API Word documents.

  • Create Converter object to convert WORD document
  • Create new instance of WatermarkOptions class
  • Specify watermark properties (color, width, text, image etc)
  • Instantiate the proper ConvertOptions class
  • Set Watermark property of the ConvertOptions instance
  • Call Convert method of Converter class instance for conversion to HTML

Load WORD with Advanced Options

During the file conversion process, a wide range of modifications can be made to suit your specific needs. These include specifying passwords for password-protected documents, showing or hiding document comments and annotations, displaying markup and track changes for Word documents, and more.

Additionally, Excel files can have hidden spreadsheets made visible and text file encoding can be set. The Conholdate.Total for .NET API makes it easy to customize your document conversion process with these advanced options.


Convert Password Protected WORD to PDF

Easily convert password-protected WORD to PDF in .NET with Conholdate.Total APIs. No external software needed. Just a few lines of C# code for precise conversion.

  • Define LoadOptions and set password from document specific load options
  • Create Converter object to convert WORD document
  • Instantiate PdfConvertOptions class
  • Call Convert method of Converter class instance for conversion to PDF

Load & Convert Cloud WORD Docs

Using Conholdate.Total for .NET – developers can load and convert WORD documents from various remote locations and cloud document storage resources such as Amazon S3, Microsoft Azure Blob, FTP, local disk, stream or a simple URL. You just have to specify the method to obtain remotely located document stream and then pass it on to the Converter class as a constructor.

Conholdate.Total for .NET APIs are native to Windows Forms, ASP.NET, WPF, WCF or any type of application based on .NET Framework 2.0, .NET Core 2.1 or .NET 5 and higher.


Frequently Asked Questions

How can I get started with Conholdate.Total .NET APIs to convert WORD to HTML using demos or code examples?

The Conholdate.Total for .NET platform provides various options and demonstration projects to convert Word processing document formats including integration with ASP.NET Web Forms, MVC, or Docker. Developers can either use high level code examples of GroupDocs or get more control with Aspose examples. Additionally, users can utilize the GroupDocs.Conversion examples for both front-end and backend implementation or create their own projects with WORD to HTML conversion features using Visual Studio or the .NET CLI.

Which APIs are used for WORD to HTML conversion in the code snippets as shared above?

Conholdate.Total for .NET includes all .NET APIs offered by Aspose and GroupDocs. Developers can use different APIs for converting WORD to HTML however; for the sake of simplicity, we have demonstrated code snippets using GroupDocs.Conversion for .NET.

What file formats for documents and images are supported by Conholdate.Total for .NET?

Conholdate.Total for .NET integrates APIs from Aspose and GroupDocs to enable .NET programmers to perform various document manipulation actions on a wide range of file formats including Word, Excel, PDF, PowerPoint, Visio, HTML and images in .NET, C#, ASP.NET and VB.NET applications.

Can I use Conholdate.Total for .NET APIs for batch conversion of WORD documents to other file formats?

Yes, Conholdate.Total for .NET supports batch conversion of WORD documents, allowing developers to convert multiple files at once.

What licensing or cost considerations are there for using WORD to HTML conversion API?

Conholdate.Total for .NET offers a fully functional free trial version for 30 days. Paid plans are available for higher usage levels. Developers should carefully review the pricing and licensing terms before using the document conversion API.

What are the benefits of converting WORD documents to HTML?

Converting WORD documents to HTML using Conholdate.Total for .NET APIs offer a number of benefits, including portability, security, accessibility, scalability, compatibility and customization of the conversion process, such as by specifying the output format, page range, and compression settings. The WORD to HTML conversion API is easy-to-use and highly efficient, so you can convert your WORD documents quickly and easily.

How do I customize the output HTML file?

Here are some of the customization features supported by Conholdate.Total for .NET APIs when converting WORD to HTML. You can improve the quality of the converted HTML file by specifying the resolution, color depth, palette and transparency features. You can also protect the HTML file by adding watermarks to it.

What is WORD file format?

A word-processing file format is a specific type of computer file format designed to store textual and visual information used in word processing and desktop publishing tasks. It encompasses text, images, tables, and various formatting elements essential for document creation. Popular word-processing file formats are extensively utilized in both personal and professional settings.

The Microsoft Word .docx file format is widely recognized and preferred due to its comprehensive features and structured document storage. Developed by Microsoft, this proprietary format ensures efficient handling of documents, making it a top choice for individuals and organizations alike.

In contrast, the OpenDocument Format (ODF) is an open standard managed by the Organization for the Advancement of Structured Information Standards (OASIS). This format promotes interoperability across platforms and applications, making it ideal for those seeking document compatibility and collaboration capabilities.

While .docx and ODF are the primary word-processing file formats, several alternatives exist. Rich Text Format (RTF), HTML, and other formats offer unique features and functionalities. The selection of a specific format depends on individual requirements and preferences.

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What is HTML file format?

HTML (Hypertext Markup Language) is the fundamental markup language that powers the creation of web pages. It serves as the building block for websites and is responsible for structuring the content, including text, images, audio, and video. HTML, in conjunction with CSS (Cascading Style Sheets), forms the backbone of digital documents on the internet.

In web development, HTML files work hand in hand with CSS files to create visually appealing and well-organized web pages. HTML files contain the markup that defines the structure of the document, while CSS files handle the styling and formatting of the HTML elements. HTML markup is written using tags, which instruct the web browser on how to interpret and display the content. Common HTML tags include HEAD, BODY, TITLE, H1, and P. HTML files are typically saved with a .html file extension and can be opened in web browsers, where they are rendered as web pages. They can also be viewed and edited using text editors like Notepad++ or Sublime Text.

The collaboration between HTML and CSS is essential for creating appealing and functional web pages. HTML provides the underlying structure, defining the layout, headings, paragraphs, links, and other elements that make up a webpage. CSS, on the other hand, allows developers to apply styling rules and visual enhancements, such as colors, fonts, margins, and positioning, to the HTML elements. This separation of structure (HTML) and presentation (CSS) enables efficient design changes and consistent styling across multiple web pages.

HTML is the cornerstone of the web, enabling the creation of interactive and accessible content that can be viewed in web browsers. It forms the foundation for other web technologies, such as JavaScript, which adds interactivity and dynamic behavior to web pages. HTML’s standardized syntax and wide browser support make it a universal language for web development.

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Popular WORD Conversion Options with .NET

Convert WORD to PDF

(Portable Document Format)

Convert WORD to EXCEL

(Spreadsheet Files)

Convert WORD to IMAGE

(Digital Image Files)

Convert WORD to DOC

(Microsoft Word Binary Format)

Convert WORD to DOCX

(Office 2007+ Word Document)

Convert WORD to DOCM

(Microsoft Word 2007 Marco File)

Convert WORD to DOT

(Microsoft Word Template Files)

Convert WORD to DOTX

(Microsoft Word Template File )

Convert WORD to DOTM

(Microsoft Word 2007+ Template File)

Convert WORD to TXT

(Text Document)

Convert WORD to RTF

(Rich Text Format)

Convert WORD to HTML

(Hyper Text Markup Language)

Convert WORD to HTM

(Hypertext Markup Language File)

Convert WORD to MHTML

(Web Page Archive Format)

Convert WORD to MHT

(MHTML Web Archive)

Convert WORD to XLS

(Microsoft Excel Spreadsheet (Legacy))

Convert WORD to XLSX

(Open XML Workbook)

Convert WORD to XLSM

(Macro-enabled Spreadsheet)

Convert WORD to XLSB

(Excel Binary Workbook)

Convert WORD to XLT

(Excel 97 - 2003 Template)

Convert WORD to XLTX

(Excel Template)

Convert WORD to XLTM

(Excel Macro-Enabled Template)

Convert WORD to XLAM

(Excel Macro-Enabled Add-In)

Convert WORD to CSV

(Comma Seperated Values)

Convert WORD to TSV

(Tab Seperated Values)

Convert WORD to DIF

(Data Interchange Format)

Convert WORD to SXC

(StarOffice Calc Spreadsheet)

Convert WORD to FODS

(OpenDocument Flat XML Spreadsheet)

Convert WORD to PPT

(Microsoft PowerPoint 97-2003)

Convert WORD to PPTX

(Open XML presentation Format)

Convert WORD to PPS

(PowerPoint Slide Show)

Convert WORD to PPSX

(PowerPoint Slide Show)

Convert WORD to PPSM

(Macro-enabled Slide Show)

Convert WORD to POT

(Microsoft PowerPoint Template Files)

Convert WORD to POTX

(Microsoft PowerPoint Template Presentation)

Convert WORD to PPTM

(Macro-enabled Presentation File)

Convert WORD to POTM

(Microsoft PowerPoint Template File)

Convert WORD to ODT

(OpenDocument Text File Format)

Convert WORD to OTT

(OpenDocument Standard Format)

Convert WORD to OTP

(OpenDocument Standard Format)

Convert WORD to ODP

(OpenDocument Presentation Format)

Convert WORD to ODS

(OpenDocument Spreadsheet)

Convert WORD to EMZ

(Windows Compressed Enhanced Metafile)

Convert WORD to WMZ

(Compressed Windows Metafile)

Convert WORD to SVG

(Scalar Vector Graphics)

Convert WORD to SVGZ

(Compressed Scalable Vector Graphics)

Convert WORD to XPS

(XML Paper Specifications)

Convert WORD to TEX

(LaTeX Source Document)

Convert WORD to DCM

(DICOM Image)

Convert WORD to WMF

(Windows Metafile)

Convert WORD to EMF

(Enhanced Metafile Format)

Convert WORD to BMP

(Bitmap Image File)

Convert WORD to PNG

(Portable Network Graphic)

Convert WORD to GIF

(Graphical Interchange Format)

Convert WORD to JPEG

(Joint Photographic Expert Group Image)

Convert WORD to TIFF

(Tagged Image File Format)

Convert WORD to WEBP

(Raster Web Image Format)

Convert WORD to JP2

(JPEG 2000 Core Image)

Convert WORD to TGA

(Truevision Graphics Adapter)

Convert WORD to PSB

(Photoshop Large Document Format)

Convert WORD to PSD

(Photoshop Document)

Convert WORD to EPUB

(Open eBook File)

Convert WORD to MD

(Markdown Language)

Convert WORD to FODP

(Formula One for Data Presentation)

Convert WORD to JPG

(Joint Photographic Expert Group Image)

Convert WORD to AZW3

(Amazon KF8 eBook File)

Convert WORD to MOBI

(Mobipocket eBook Format)

Convert WORD to DICOM

(Digital Imaging & Communications)

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