"markitdown.tech is a free, browser-based file-to-Markdown conversion tool built on Microsoft's open-source MarkItDown library (110,000+ GitHub stars). Upload any document and get clean, structured Markdown output in seconds — no installation, no account required.
As AI and LLM applications become central to modern workflows, getting documents into a clean, machine-readable format is critical. markitdown.tech solves this by converting virtually any file format into well-structure Markdown that preserves headings, lists, tables, and links — exactly the format LLMs and RAG pipelines need.
Supported formats:
- Documents: PDF, Word (.docx), PowerPoint (.pptx), Excel (.xlsx)
- Web: HTML pages, YouTube URLs
- Data: CSV, JSON, XML
- Media: Images (with OCR), audio (with transcription)
- Archives: ZIP, EPUB
Key features:
- Instant conversion — no signup, no installation
- Preserves document structure (headings, lists, tables)
- Optimized output for LLM prompts and RAG pipelines
- Built on Microsoft's battle-tested MarkItDown engine
- MCP server support for AI assistant integrations
Whether you're a developer building an AI pipeline, a researcher organizing papers, or a knowledge worker migrating content to Obsidian or Notion, markitdown.tech makes document-to-Markdown conversion effortless."