System File Type – xlsx

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System File Type

xlsx

Spreadsheets
Windows Explorer icon for the xlsx file type in OneDrive folders

Overview

A Microsoft Excel Open XML workbook.

Characteristics

ZIP package of XML parts containing worksheets, formulas, styles, charts, shared strings, and relationships; .xlsx excludes VBA macros.

Common Uses

Spreadsheets, analysis, financial models, reports, tables, and data exchange.

Compatible Programs

  • Microsoft Excel
  • LibreOffice Calc
  • Google Sheets

Sources

xlsx Available by Year Taken/Created

xlsx — Live from Microsoft

Secure, read-only view focused directly on the xlsx file-type folder.