Convert DOCX to HTML in .NET with Cloud REST API

Transforming Word (DOCX) documents into HTML within your .NET applications while maintaining structure and content quality is feasible using the GroupDocs.Conversion Cloud .NET SDK. This tool enables you to convert DOCX files into clean, web-ready HTML with just a few straightforward API calls. Whether you're building document viewers, content management systems, or web-based editors, this SDK offers the flexibility and performance necessary through a robust REST API.

There’s no requirement for server-side MS Office or complicated setups. The SDK streamlines the DOCX to HTML conversion process with highly customizable options, ensuring that text, formatting, images, and styles are preserved exactly as you wish. Developers have complete control over the output structure, allowing them to programmatically convert Word content to responsive, SEO-friendly HTML that is ready for deployment on both web and mobile platforms.

If you are a C# developer or a .NET enthusiast engaged in document automation, our .NET REST API is the ideal cloud solution for your document conversion processes. Begin creating smarter, faster, and more scalable solutions with minimal coding across Windows, macOS, and Linux. To learn how to initiate the process, consult our comprehensive guide on converting Word to HTML in .NET using the REST API.

Use the provided C# code snippet to instantly test this functionality within your .NET applications:

using System;
using System.IO;
using GroupDocs.Conversion.Cloud.Sdk.Api;
using GroupDocs.Conversion.Cloud.Sdk.Client;
using GroupDocs.Conversion.Cloud.Sdk.Model;
using GroupDocs.Conversion.Cloud.Sdk.Model.Requests;

namespace WordToHTMLConversion
{
    class Program
    {
        static void Main(string[] args)
        {

            // Configure API credentials
            string MyAppKey = "your-app-key";
            string MyAppSecret = "your-app-secret";

            var config = new Configuration(MyAppKey, MyAppSecret);
            var convertApi = new ConvertApi(config);

            // Upload a local Word DOCX file to cloud storage 
            string localFilePath = @"C:\Example Files\source.docx";
            using (var stream = File.OpenRead(localFilePath))
            {
                var fileApi = new FileApi(config);
                fileApi.UploadFile(new UploadFileRequest("source.docx", stream));
            }

            // Prepare conversion settings
            var convertSettings = new ConvertSettings
            {
                FilePath = "source.docx", // Uploaded source file in cloud storage
                Format = "html", // Set output format to HTML
                OutputPath = "conversion/converted.html",
                ConvertOptions = new HtmlConvertOptions()
            };

            try
            {
                // Perform Word to HTML conversion
                var request = new ConvertDocumentRequest(convertSettings);
                var response = convertApi.ConvertDocument(request);

                Console.WriteLine(response != null
                    ? "Word to HTML conversion was successful!"
                    : "Word to HTML conversion failed.");
            }
            catch (Exception ex)
            {
                Console.WriteLine("An error occurred: " + ex.Message);
            }
        }
    }
}