By uploading your files or using our service you agree with our Terms of Service and Privacy Policy.
Microsoft Excel Open XML Spreadsheet (.xlsx) is the default file format for Excel 2007 and later, based on the Open Packaging Convention. It stores data, formulas, charts, and formatting in a compressed XML structure, reducing file size and improving data recovery. Widely used for financial analysis, reporting, and data management, it supports macros, pivot tables, and extensive formatting options.
You can also parse many other file formats. Please see the complete list below.