Excel Workbook | .xlsx | Excel 2007-2010 workbook |
Excel Macro-Enabled Workbook | .xlsm | Excel 2007-2010 workbook that contains Visual Basic for Applications (VBA) code |
Excel Binary Workbook | .xlsb | Excel 2007-2010 workbook with a binary format of the segmented compressed file format for large or complex workbooks |
Excel 97-2003 Workbook | .xls | Excel 97 to Excel 2003 workbook |
XML Data | .xml | XML document |
Single File Web Page | .mht; .mhtml | Web page as a single file with an .htm file |
Web Page | .htm; .html | Web page as a folder with an .htm file |
Excel Template | .xltx | Excel 2007-2010 template |
Excel Macro-Enabled Template | .xltm | Excel 2007-2010 template that includes preapproved macros |
Excel 97-2003 Template | .xlt | Excel 97-2003 template |
Text (Tab delimited) | .txt | Text file with tabs between the data |
Unicode Text | .txt | Character format; useful for complex languages, such as Greek, Chinese and Japanese. |
XML Spreadsheet 2003 | .xml | Excel workbook 2003 with the XML format |
Microsoft Excel 5.0/95 | .xls | Excel workbook in the Excel 5.0/95 version |
CSV (Comma delimited) | .csv | Text file with commas separating data |
Formatted Text (Space delimited) | .prn | Text file with spaces separating data |
Text (Macintosh) or Text (MS-DOS) | .txt | Text file with the Macintosh or MS-DOS |
CSV (Macintosh) or CSV (MS-DOS) | .csv | Text file with commas separating data |
DIF (Data Interchange Format) | .dif | Text file with a header and body |
SYLK (Symbolic Link) | .slk | File divided into records by a return or Enter key |
Excel Add-in | .xlam | Excel 2007-2010 add-in that stores specialized functionality, such as VBA code |
Excel 97-2003 Add-in | .xla | Excel 97-2003 add-in that stores specialized functionality, such as VBA code |
PDF Workbook | .pdf | Fixed-layout electronic file format that preserves document formatting developed by Adobe |
XPS Document Format | .xps | Fixed-layout electronic file format that preserves document formatting developed by Microsoft |