Convert XLSX to Markdown (.md)
.xlsx → .md
Convert XLSX to Markdown tables online. Ideal for ChatGPT, Claude, and LLM data analysis. Clean GFM tables from Excel 2007+ files. Free, instant.
Output is a standard .md file (Markdown / MD), ready for ChatGPT, Claude, Obsidian, and any LLM workflow.
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Drop your XLSX file here
…or paste a file from clipboard ⌘/Ctrl V
XLSX
Max file size: 20MB ·
Precision Extraction
Engineered for clean output.
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Multi-Sheet Support
Each sheet is converted as a separate section with its own header and table.
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Formula Resolution
Formulas are evaluated and their computed results appear in the Markdown output.
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Column Alignment
Cell alignment is preserved using GFM table alignment syntax.
Why use mdstill?
| Feature | mdstill | Standard Tools |
|---|---|---|
| Privacy | Files deleted after processing | Server-side storage |
| Table Fidelity | High-precision GFM | Broken text blocks |
| Output Quality | Semantic Markdown | Raw text dumps |
| Max File Size | 10 MB free, up to 50 MB on Pro | Usually 5-10 MB |
Frequently Asked Questions
Feed XLSX to
Converting XLSX is step one — the output is tuned for LLM prompts, RAG pipelines, and knowledge bases.
Related formats
People converting XLSX often work with these too.