| Office Open XML Workbook | … |
|---|---|
| Filename extension | .xlsx, .xlsm |
| Internet media type | application/vnd. openxmlformats-officedocument. spreadsheetml. sheet1 |
| Developed by | Microsoft, Ecma, ISO, IEC |
| Initial release | 7 December 2006 (as Microsoft Open XML) |
| Latest release | 3rd edition 29 June 2011 |
| Type of format | Spreadsheet |
| Extended from | XML, XLS, SpreadsheetML |
| Standard | ECMA-376, ISO/IEC 29500 |
| Open format ? | Yes |
| Website | ECMA-376, ISO/IEC 29500:2016 |
(echo:: @ ᯤ)
Footnotes
-
“vnd.openxmlformats-officedocument.spreadsheetml.sheet”. www.iana.org. IANA. 2011-03-16. Retrieved 2024-11-03. ↩