KreuzbergDev.HtmlToMarkdown 2.26.2

html-to-markdown

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<a href="https://crates.io/crates/html-to-markdown-rs"> <img src="https://img.shields.io/crates/v/html-to-markdown-rs?label=Rust&color=007ec6" alt="Rust"> </a> <a href="https://pypi.org/project/html-to-markdown/"> <img src="https://img.shields.io/pypi/v/html-to-markdown?label=Python&color=007ec6" alt="Python"> </a> <a href="https://www.npmjs.com/package/@kreuzberg/html-to-markdown-node"> <img src="https://img.shields.io/npm/v/@kreuzberg/html-to-markdown-node?label=Node.js&color=007ec6" alt="Node.js"> </a> <a href="https://www.npmjs.com/package/@kreuzberg/html-to-markdown-wasm"> <img src="https://img.shields.io/npm/v/@kreuzberg/html-to-markdown-wasm?label=WASM&color=007ec6" alt="WASM"> </a> <a href="https://central.sonatype.com/artifact/dev.kreuzberg/html-to-markdown"> <img src="https://img.shields.io/maven-central/v/dev.kreuzberg/html-to-markdown?label=Java&color=007ec6" alt="Java"> </a> <a href="https://pkg.go.dev/github.com/kreuzberg-dev/html-to-markdown/packages/go/v2/htmltomarkdown"> <img src="https://img.shields.io/badge/Go-v2.26.0-007ec6" alt="Go"> </a> <a href="https://www.nuget.org/packages/KreuzbergDev.HtmlToMarkdown/"> <img src="https://img.shields.io/nuget/v/KreuzbergDev.HtmlToMarkdown?label=C%23&color=007ec6" alt="C#"> </a> <a href="https://packagist.org/packages/kreuzberg-dev/html-to-markdown"> <img src="https://img.shields.io/packagist/v/kreuzberg-dev/html-to-markdown?label=PHP&color=007ec6" alt="PHP"> </a> <a href="https://rubygems.org/gems/html-to-markdown"> <img src="https://img.shields.io/gem/v/html-to-markdown?label=Ruby&color=007ec6" alt="Ruby"> </a> <a href="https://hex.pm/packages/html_to_markdown"> <img src="https://img.shields.io/hexpm/v/html_to_markdown?label=Elixir&color=007ec6" alt="Elixir"> </a> <a href="https://kreuzberg-dev.r-universe.dev/htmltomarkdown"> <img src="https://img.shields.io/badge/R-htmltomarkdown-007ec6" alt="R"> </a> <a href="https://github.com/kreuzberg-dev/html-to-markdown/releases"> <img src="https://img.shields.io/badge/C-FFI-007ec6" alt="C"> </a> <a href="https://docs.html-to-markdown.kreuzberg.dev"> <img src="https://img.shields.io/badge/Docs-kreuzberg.dev-007ec6" alt="Documentation"> </a> <a href="https://github.com/kreuzberg-dev/html-to-markdown/blob/main/LICENSE"> <img src="https://img.shields.io/badge/License-MIT-blue.svg" alt="License"> </a> </div>

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High-performance HTML to Markdown conversion powered by Rust. Ships as native bindings for Rust, Python, TypeScript/Node.js, Ruby, PHP, Go, Java, C#, Elixir, R, C (FFI), and WebAssembly with identical rendering across all runtimes.

Documentation | Live Demo | API Reference

Highlights

• 150-280 MB/s throughput (10-80x faster than pure Python alternatives)
• 12 language bindings with consistent output across all runtimes
• Metadata extraction — title, headers, links, images, structured data (JSON-LD, Microdata, RDFa)
• Visitor pattern — custom callbacks for content filtering, URL rewriting, domain-specific dialects
• Secure by default — built-in HTML sanitization via ammonia

Quick Start

# Rust
cargo add html-to-markdown-rs

# Python
pip install html-to-markdown

# TypeScript / Node.js
npm install @kreuzberg/html-to-markdown-node

# Ruby
gem install html-to-markdown

# CLI
cargo install html-to-markdown-cli
# or
brew install kreuzberg-dev/tap/html-to-markdown

See the Installation Guide for all languages including PHP, Go, Java, C#, Elixir, R, and WASM.

Part of the Kreuzberg Ecosystem

html-to-markdown is developed by kreuzberg.dev and powers the HTML conversion pipeline in Kreuzberg, a document intelligence library for extracting text from PDFs, images, and office documents.

Contributing

Contributions welcome! See CONTRIBUTING.md for setup instructions and guidelines.

License

MIT License — see LICENSE for details.