Render MHTML to ODT via .NET

.NET API to Export MHTML to ODT on Windows, macOS, and Linux without using Microsoft Word

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Aspose.Total for .NET is a powerful API to add document manipulation and conversion features inside your .NET application. By using advanced PDF Processing API Aspose.PDF for .NET , you can convert MHTML file format to DOC. After that, by using powerful Document Processing API Aspose.Words for .NET , you can render DOC to ODT.

C# API to Convert MHTML to ODT

  1. Open MHTML file using Document class
  2. Convert MHTML to Doc by using Save method
  3. Load Doc file by using Document class of Aspose.Words
  4. Save the document to ODT format using Save method and set Odt as SaveFormat

Get Started with .NET File Format APIs

Install from command line as nuget install Aspose.Total or via Package Manager Console of Visual Studio with Install-Package Aspose.Total.

Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .

Document document = new Document("template.mhtml");
// save MHTML as a DOC 
document.Save("DocOutput.doc", SaveFormat.Doc); 
// load Doc with an instance of Document
var outputDocument = new Aspose.Words.Document("DocOutput.doc");
// call save method while passing SaveFormat.Odt
outputDocument.Save("output.odt", SaveFormat.Odt);   

Decrypt MHTML File using Owner Password via .NET

Before converting MHTML to ODT, if you want to decrypt your document you can do it by using the API. In order to decrypt the PDF file, you first need to create a Document object and open the MHTML using the owner’s password. After that, you need to call Decrypt method of the Document object. Finally, save the updated file using Save method of the Document object.

Document document = new Document("Decrypt.mhtml", "password");
// decrypt MHTML
// save the decrypted document as doc 

Create ReadOnly ODT- File via .NET

In order to protect your ODT from editing and to prevent other people from editing sensitive and confidential information in your document, you can also set the protection of the document using the API. You can limit the ability to edit a document and only allow certain actions with it. This can be done using Aspose.Words for .NET API. It enables you to control the way you restrict the content using the ProtectionType enumeration parameter. You can set your document to read-only by using the following lines of code.

Document document = new Document("input.doc");
// apply document protection and set protection password
doc.Protect(ProtectionType.ReadOnly, "password");
// call save method while passing SaveFormat.Odt
document.Save("output.odt", SaveFormat.Odt);    

Explore MHTML Conversion Options with .NET

Convert MHTML to DOCM (Microsoft Word 2007 Marco File)
Convert MHTML to DOT (Microsoft Word Template Files)
Convert MHTML to DOTM (Microsoft Word 2007+ Template File)
Convert MHTML to DOTX (Microsoft Word Template File)
Convert MHTML to FLATOPC (Microsoft Word 2003 WordprocessingML)
Convert MHTML to GIF (Graphical Interchange Format)
Convert MHTML to MARKDOWN (Lightweight Markup Language)
Convert MHTML to OTT (OpenDocument Template)
Convert MHTML to PCL (Printer Command Language)
Convert MHTML to PS (PostScript File)
Convert MHTML to RTF (Rich Text Format)
Convert MHTML to WORDML (Microsoft Word 2003 WordprocessingML)
Convert MHTML to XAMLFLOW (Microsoft's Power Automate)
Convert MHTML to APNG (Animated Portable Network Graphics)
Convert MHTML to CSV (Comma Seperated Values)
Convert MHTML to DICOM (Digital Imaging and Communications in Medicine)
Convert MHTML to DIF (Data Interchange Format)
Convert MHTML to DXF (Autodesk Drawing Exchange Format)
Convert MHTML to EMZ (Windows Compressed Enhanced Metafile)
Convert MHTML to EXCEL (Spreadsheet File Formats)
Convert MHTML to FODS (OpenDocument Flat XML Spreadsheet)
Convert MHTML to JPEG2000 (J2K Image Format)
Convert MHTML to MD (Markdown Language)
Convert MHTML to ODS (OpenDocument Spreadsheet)
Convert MHTML to PSD (Photoshop Document)
Convert MHTML to SVGZ (Compressed Scalable Vector Graphics)
Convert MHTML to SXC (StarOffice Calc Spreadsheet)
Convert MHTML to TGA (Truevision Graphics Adapter)
Convert MHTML to TSV (Tab-separated Values)
Convert MHTML to TXT (Text Document)
Convert MHTML to WMF (Windows Metafile)
Convert MHTML to WMZ (Compressed Windows Metafile)
Convert MHTML to XLAM (Excel Macro-Enabled Add-In)
Convert MHTML to XLSB (Excel Binary Workbook)
Convert MHTML to XLSM (Macro-enabled Spreadsheet)
Convert MHTML to XLT (Excel 97 - 2003 Template)
Convert MHTML to XLTM (Excel Macro-Enabled Template)
Convert MHTML to XLTX (Excel Template)
Convert MHTML to ODP (OpenDocument Presentation Format)

What is MHTML File Format?

MHTML, short for MIME HTML, is a file format that combines HTML code and its associated resources into a single file. It stands for Multipurpose Internet Mail Extension HTML. MHTML files are commonly used for saving web pages, including all their content such as images, CSS stylesheets, and JavaScript, into a single file.

MHTML files are often created by web browsers when users save web pages for offline viewing or archiving purposes. By bundling all the necessary resources into one file, MHTML ensures that the web page can be viewed and rendered accurately, even without an internet connection or access to the original server.

The MHTML format follows the MIME standard, which is used for encoding and exchanging various types of data over the internet. It uses multipart MIME encoding to package the HTML code and associated resources into a single file. The file typically has a .mht or .mhtml file extension.

MHTML files can be opened and viewed by web browsers that support the format, such as Internet Explorer, Microsoft Edge, and Opera. Some text editors and specialized software also provide the ability to open and edit MHTML files.

The MHTML format offers advantages in terms of portability and convenience, as it allows users to save and share web pages as a single file, ensuring the preservation of the page’s layout, formatting, and linked resources. However, it’s worth noting that MHTML is not as widely used as other web formats like HTML or PDF, and compatibility may vary across different software and platforms.

What is ODT File Format?

ODT is a file format used for storing documents in the Open Document Format (ODF). ODT stands for Open Document Text. It is the default file format for word processing documents created by applications such as LibreOffice, OpenOffice, and Apache OpenOffice.

ODT files are based on XML, which is a markup language used for organizing and structuring data. They are designed to be an open and interoperable format, allowing users to create, edit, and share documents across different software applications and platforms.

The ODT format supports a wide range of features and formatting options commonly found in word processing documents. It includes support for text styling, paragraphs, tables, images, hyperlinks, headers and footers, footnotes, and more. ODT files can also contain embedded objects and multimedia elements.

One of the key advantages of the ODT format is its compatibility with different software applications. Users can create an ODT document in one word processing application and open it in another without losing formatting or content. This promotes collaboration and ensures that documents can be accessed and edited by users who may be using different software.

ODT files can be easily converted to other popular document formats, such as Microsoft Word’s DOCX format or PDF, for wider compatibility and sharing purposes. Additionally, the ODT format is designed to be future-proof, allowing for long-term preservation and accessibility of documents.