Markitdown
Markitdown is an agent skill (a SKILL.md file) from K-Dense-AI/claude-scientific-writer. Convert heterogeneous documents and selected URIs to Markdown with Microsoft MarkItDown for text analysis, search, and LLM/RAG ingestion. It works with Claude Code and Cursor and has 2,421 GitHub stars across a repository of 3 listed skills.
github.com/K-Dense-AI/claude-scientific-writer/skills/markitdown (opens in a new tab)
- Multi-skill repo
- Plugin marketplace
- Docs & writing
- Actively maintained
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add K-Dense-AI/claude-scientific-writer
/plugin install claude-scientific-writer@claude-scientific-writerIn the Claude apps, zip the markitdown folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).
ChatGPT / Codex
Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:
git clone --depth 1 https://github.com/K-Dense-AI/claude-scientific-writer.git
cp -r claude-scientific-writer/skills/markitdown .agents/skills/markitdown # repo; ~/.agents/skills for all projectsStandalone skills also load in the ChatGPT desktop app.
Cursor
Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:
git clone --depth 1 https://github.com/K-Dense-AI/claude-scientific-writer.git
cp -r claude-scientific-writer/skills/markitdown .cursor/skills/markitdown # project; ~/.cursor/skills for all projectsSource (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)
What this skill does
Convert heterogeneous documents and selected URIs to Markdown with Microsoft MarkItDown for text analysis, search, and LLM/RAG ingestion. Covers safe local conversion, streams, Office/PDF/data formats, batch workflows, plugins, vision OCR, Azure extraction, and the official MCP server. MarkItDown is Microsoft's lightweight Python utility for turning common documents into structure-preserving Markdown.
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3 skills are listed from this repository.
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What is the Markitdown skill?
Markitdown is an agent skill (a SKILL.md file) from K-Dense-AI/claude-scientific-writer. Convert heterogeneous documents and selected URIs to Markdown with Microsoft MarkItDown for text analysis, search, and LLM/RAG ingestion. It works with Claude Code and Cursor and has 2,421 GitHub stars across a repository of 3 listed skills. Its SKILL.md lives at github.com/K-Dense-AI/claude-scientific-writer/skills/markitdown.
How do I install the Markitdown skill?
In Claude Code, run /plugin marketplace add K-Dense-AI/claude-scientific-writer and then /plugin install claude-scientific-writer@claude-scientific-writer. For Codex or Cursor, copy the markitdown folder into .agents/skills/ or .cursor/skills/.
Is the Markitdown skill free?
Yes. The repository is open source under the MIT license.
Is Markitdown maintained?
The repository's most recent commit was on Sep 29, 2026. Its latest release is v2.22.0. appsgit only lists skills from repositories with a commit in the last six months.