A versatile conversion tool that transforms nearly any file format or URL into clean Markdown for seamless LLM processing.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install all-to-markdown
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install all-to-markdown using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is All to Markdown?
The All to Markdown skill is a powerful utility within the Openclaw Skills ecosystem designed to bridge the gap between unstructured data and AI analysis. Built upon Microsoft MarkItDown, it allows developers and AI agents to ingest a wide array of formats—including complex PDFs, Office documents, and even multimedia content—and output structured Markdown. This ensures that information trapped in static files is easily readable and actionable for large language models.
By providing a consistent Markdown output, this skill simplifies the RAG (Retrieval-Augmented Generation) pipeline and data preprocessing workflows. It supports local execution, ensuring data privacy for sensitive documents while offering optional AI-enhanced features like image description and audio transcription when connected to external APIs.
All to Markdown Use Cases
- Converting legacy PDF and Word documentation into Markdown for LLM knowledge base ingestion.
- Extracting table data from Excel (XLSX) or CSV files into a format easily parsed by AI agents.
- Scraping web articles or YouTube subtitles to summarize video content or online news.
- Performing OCR on images and extracting EXIF metadata for technical auditing.
- Batch processing compressed ZIP archives to convert multiple files in a single workflow.
How All to Markdown Works
- The AI agent or user provides a local file path or a remote URL as the input source.
- The Openclaw Skills runner executes the conversion script, utilizing the MarkItDown engine to parse the specific file type.
- If enabled, plugins like OCR or LLM-based image description are triggered to handle non-textual elements.
- The resulting content is converted into structured Markdown, preserving headers, tables, and lists.
- The final Markdown string is streamed directly to stdout for immediate AI consumption or saved to a designated output file.
All to Markdown Setup
To use this Openclaw Skills module, you must first install the required dependencies. Ensure you have Python and pip available on your system:
pip install 'markitdown[all]'
To enable AI-enhanced image descriptions, export your OpenAI API key:
export OPENAI_API_KEY='your-api-key-here'
All to Markdown Data Schema & Taxonomy
The skill handles data through a straightforward command-line interface, organizing output based on the input type:
| Input Category | Supported Formats |
|---|---|
| Documents | PDF, DOCX, PPTX, XLSX, XLS, EPUB, MSG |
| Data Files | CSV, JSON, XML |
| Multimedia | JPG, PNG (with EXIF/OCR), WAV, MP3 (Transcription) |
| Web Content | HTML, YouTube URLs (Subtitles) |
| Archives | ZIP (Recursive conversion) |
All conversions prioritize the preservation of semantic structure to maximize utility for Openclaw Skills users.
All to Markdown Advanced Features
- Plugin Support: Use the
--use-pluginsflag to enable advanced features like markitdown-ocr for scanned documents. - YouTube Integration: Automatically fetches and converts video subtitles into readable Markdown text.
- AI Vision: Leverages GPT-4o models to generate descriptive text for images when an API key is provided.
- ZIP Extraction: Automatically iterates through compressed archives to convert all valid internal files.
- Direct STDOUT Streaming: Designed for agentic workflows where the output is piped directly into an AI's context window.
SKILL.md
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