Aspose Excel converter is a free app to convert Excel format, also you can save the result to PDF, XLS, XLSX, XLSM, XLSB, ODS, CSV, TSV, HTML, JPG, BMP, PNG, EMF, WMF, SVG, TIFF, XPS, MHTML and Markdown. Convert Excel online from Mac OS, Linux, Android, iOs, and anywhere.
If you want to convert programmatically please check Aspose.Cells documentation.
XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.Read More
HTML (Hyper Text Markup Language) is the extension for web pages created for display in browsers. Known as language of the web, HTML has evolved with requirements of new information requirements to be displayed as part of web pages. The latest variant is known as HTML 5 that gives a lot of flexibility for working with the language. HTML pages are either received from server, where these are hosted, or can be loaded from local system as well.Read More
You can also convert XLSX into many other file formats. Please see the complete list below.