C# API to Render MHTML to XLSB

Export MHTML File to XLSB via C# without using Microsoft^® Excel or Adobe^® Acrobat Reader

Using Aspose.Total for .NET you can easily convert MHTML file to XLSB within any .NET, C#, ASP.NET and VB.NET applications. Firstly, by using Aspose.PDF for .NET , you can export MHTML to XLSX. After that, by using Aspose.Cells for .NET Spreadsheet Programming API, you can convert XLSX to XLSB.

.NET API to Convert MHTML to XLSB

Open MHTML file using Document class
Convert MHTML to XLSX by using Save method
Load XLSX document by using Workbook class
Save the document to XLSB format using Save method and set Xlsb as SaveFormat

Get Started with .NET File Automation 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 .

Convert Protected MHTML to XLSB via C#

If your MHTML document is password protected, you cannot convert it to XLSB without the password. Using the API, you can first open the protected document using a valid password and convert it after it. In order to open the encrypted file, you can initialize a new instance of the Document class and pass the filename and password as arguments.

Convert MHTML File to XLSB with Watermark via C#

While converting MHTML file to XLSB, you can also add watermark to your output XLSB file format. In order to add a watermark, you can create a new Workbook object and open the converted XLSX document, select Worksheet via its index, create a Shape and use its AddTextEffect function. After that you can save your XLSX document as XLSB with Watermark.

Other Conversion Options

MHTML TO XLT (Excel 97 - 2003 Template)

MHTML TO EXCEL

MHTML TO MD (Markdown Language)

MHTML TO FODS (OpenDocument Flat XML Spreadsheet)

MHTML TO TSV (Tab Seperated Values)

MHTML TO ODS (OpenDocument Spreadsheet)

MHTML TO CSV (Comma Seperated Values)

MHTML TO XLTX (Excel Template)

MHTML TO SXC (StarOffice Calc Spreadsheet)

MHTML TO TXT (Text Document)

MHTML TO XLSM (Macro-enabled Spreadsheet)

MHTML TO XLTM (Excel Macro-Enabled Template)

MHTML What is MHTML File Format?

Files with MHTML extension represent a web page archive format that can be created by a number of different applications. The format is known as archive format because it saves the web HTML code and associated resources in a single file. These resources include anything linked to the webpage such as images, applets, animations, audio files and so on. MHTML files can be opened in a variety of applications such as Internet Explorer and Microsoft Word. Microsoft Windows uses MHTML file format for recording scenarios of problems observed during the usage of any application on Windows that raises issues. The MHTML file format encodes the page contents similar to specifications defined in message/rfc822 which is plain text email related specifications. The actual specifications of the format are as detailed by RFC 2557.

XLSB What is XLSB File Format?

XLSB file format specifies the Excel Binary File Format, which is a collection of records and structures that specify Excel workbook content. The content can include unstructured or semi-structured tables of numbers, text, or both numbers and text, formulas, external data connections, charts and images. Unlike XLSX (which is based on Open XML file format), the XLSB represents binary Excel workbook file. XLSB files can be read and written to faster which makes them useful for working with large files. XLSB is seldom used to store workbooks as XLSX (and previously XLS) are the most common user selected file formats for saving workbooks. It can be opened by Microsoft Office 2007 and above.