Convert XLSX Online


XLSX - Office Open XML Document


Format introduction:

The Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulae, graphics, bibliographies etc.

Technical details:

Office Open XML documents are stored in Open Packaging Convention (OPC) packages, which are ZIP files containing XML and other data files, along with a specification of the relationships between them. Depending on the type of the document, the packages have different internal directory structures and names.


File extension .xlsx, .xlsm
MIME application/vnd.-openxmlformats-officedocument.-spreadsheetml.-sheet
Developed by Microsoft
Type of format Spreadsheet
Associated programs Microsoft Office, LibreOffice, Kingsoft Office, Google Docs.
Sample file sample.xlsx
Wikipedia XLSX on Wikipedia


The list shows what formats can convert to XLSX and what formats can be converted from XLSX. Click on a link below to start a specific conversion.

# Conversion Type Position
1 XLSX to PDF document FROM XLSX
2 XLSX to HTML document FROM XLSX
3 XLSX to TXT document FROM XLSX
4 XLSX to DOC document FROM XLSX
5 XLSX to DOCX document FROM XLSX
6 XLSX to RTF document FROM XLSX
7 XLSX to XLS document FROM XLSX
8 XLSX to ODT document FROM XLSX
9 XLSX to ODS document FROM XLSX
10 XLSX to XPS document FROM XLSX
11 XLSX to CSV document FROM XLSX
12 XLSX to MHT document FROM XLSX
13 XLSX to JSON document FROM XLSX
14 XLSX to PNG image FROM XLSX
15 XLSX to JPG image FROM XLSX
16 XLSX to BMP image FROM XLSX
18 PDF to XLSX document TO XLSX
19 XLS to XLSX document TO XLSX
20 ODS to XLSX document TO XLSX
21 XPS to XLSX document TO XLSX
22 OXPS to XLSX document TO XLSX
23 CSV to XLSX document TO XLSX
24 VCF to XLSX document TO XLSX
25 XML to XLSX document TO XLSX
26 JSON to XLSX document TO XLSX
27 YAML to XLSX document TO XLSX