.xlsx Excel 2007 spreadsheet
Documents & office
| MIME type | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
|---|---|
| Description | Excel 2007 spreadsheet |
| Category | Documents & office |
| Based on | application/zip |
Frequently asked questions
What is a .xlsx file?
A .xlsx file is a “Excel 2007 spreadsheet” (MIME type application/vnd.openxmlformats-officedocument.spreadsheetml.sheet).
How do I open a .xlsx file?
With an office suite: LibreOffice (free, Windows/macOS/Linux) opens most document formats, as do Microsoft Office or the vendor’s own app.
How can you tell a genuine .xlsx file?
No fixed signature at the start of the file is registered for this format; it is recognised mainly by its extension. On Linux and macOS, file --mime-type example.xlsx shows the guessed type.
Which format is .xlsx based on?
Technically a .xlsx file is a subtype of “Zip archive” (application/zip), so programs for that base format can often read it too.
Which MIME type belongs to .xlsx?
The MIME type is application/vnd.openxmlformats-officedocument.spreadsheetml.sheet. In the Apache web server: AddType application/vnd.openxmlformats-officedocument.spreadsheetml.sheet .xlsx; in nginx: types { application/vnd.openxmlformats-officedocument.spreadsheetml.sheet xlsx; }.