Developer tools

Word to Markdown converter

Drop a .docx. Mammoth (when available) turns headings and emphasis into Markdown.

Processed in your browser — the file never leaves this tab

Choose a Word document

Title styleSnake styleOutputDirectionWhitespaceLocaleSmart proper nounsCountSeparatorShiftRemove these charactersReplace withDirectionSortNumberingUnitMinMaxFrom yearTo yearFormatLength Lower Upper Numbers SymbolsVersionKindStyle JSON → CSV YAML → JSON Markdown → HTML

FindReplaceRegular expressionMatch case

PatternFlags

URLSourceMediumCampaignTermContent

TypeYearAuthorsTitleSourceDOIURL

Choose a Word documentOffice Open XML (.docx) only — not legacy .doc.or drop a file on this card Uploaded image preview

Your textMarkdown

Client-side conversion of Office Open XML. Legacy .doc files are not supported.

Last reviewed 2026-09-10.

FAQ

Questions, answered

.doc vs .docx?

Only .docx. Save from Word or Google Docs as docx first.

Images?

Focus is text. Embedded images may be skipped.

Does my file leave the browser?

No upload to our servers. Conversion runs locally.

Keep going

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PDF to Markdown

Extract embedded text from a PDF in the browser and emit rough Markdown.

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HTML ↔ Markdown

Convert HTML snippets to Markdown, or Markdown back to HTML.

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Markdown formatter

Normalize Markdown whitespace and trailing spaces locally.

Case Tool

Paste once. Processed in your browser. A privacy-first toolkit for case, cleanup, and code-shaped text.

Product

Case converter
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Sentence case
lower case
UPPER CASE
Capitalized Case
Title Case
camelCase
PascalCase
snake_case

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