XLSX and XLS conversion

Move spreadsheet data into readable Markdown tables

Excel is excellent for calculation and exploration; Markdown is better for explaining a small, stable result alongside prose. Conversion turns worksheet cells into text-based tables so selected data can live in documentation, pull requests, runbooks, and technical decisions.

Supported extensions: .xlsx, .xls. Files are processed temporarily and are not placed in public URLs.

Best fit

Structure-first conversion

.xlsx / .xls

Compact inventories, configuration matrices, test cases, comparison tables, and tabular results that need to be discussed in documentation.

1Upload
2Convert
3Edit

Useful structure

What the conversion aims to preserve

  • Worksheet names as separators or headings
  • Cell values arranged in rows and columns
  • Header rows and many simple rectangular tables
  • Displayed values that can be represented as text

Manual review

Where cleanup may be needed

  • Formulas do not remain executable in Markdown
  • Charts, pivot interactions, filters, validation, comments, and macros are not reproduced
  • Merged cells and multiple unrelated tables on one sheet can create ambiguous output
  • Very wide or large worksheets produce Markdown that is difficult to read

Small example

From Excel content to Markdown source

The result is ideal for a small snapshot, but the workbook remains the better source for live calculations.

A release matrix worksheet
Service | Version | Status
API | 4.2 | Ready
Worker | 3.9 | Blocked
result.mdeditable
## Release matrix

| Service | Version | Status |
| --- | --- | --- |
| API | 4.2 | Ready |
| Worker | 3.9 | Blocked |

Better input, cleaner output

Excel conversion tips

01

Create one clear table per sheet

A contiguous rectangle with a single header row converts more predictably than a dashboard-style worksheet.

02

Export the useful slice

Markdown tables are best when narrow. Remove hidden helper columns and irrelevant ranges before uploading.

03

Keep the workbook as source of truth

Treat Markdown as a readable snapshot when formulas or frequently changing values still matter.

For a repeatable review process, read the conversion best-practices guide and the guide to cleaning converted Markdown.

Excel to Markdown FAQ

Practical answers about what the conversion does—and what still deserves a human review.

Are Excel formulas preserved?

Markdown cannot execute spreadsheet formulas. The conversion focuses on readable cell content, so keep the workbook when calculation logic matters.

Can the converter handle both XLSX and XLS?

Yes, both modern XLSX and legacy XLS extensions are enabled. Older workbooks and unusual formatting may require more cleanup.

What happens with multiple worksheets?

Each sheet is represented in the linear Markdown result. Review sheet headings and remove empty or internal-only worksheets afterward.

Related workflows

Explore other supported formats

View all supported files →

Make the next draft easier to edit

Upload a supported Excel file, convert it privately, and continue in the Markdown editor without exposing its contents in the URL.

Convert Excel to Markdown