Markdown Preview

Beautiful markdown file preview with syntax highlighting, multiple themes, and GitHub Flavored Markdown support

📝 MARKDOWN PREVIEW - BEAUTIFUL OFFLINE RENDERING Transform your markdown files into beautifully formatted documents with GitHub-style rendering, syntax highlighting, and customizable themes. Everything runs locally in your browser - no external API calls, complete privacy. 🎯 KEY FEATURES • GitHub Flavored Markdown (GFM) Support - Tables, task lists, strikethrough - Automatic URL linking - Fenced code blocks • Beautiful Themes - GitHub Light (default) - GitHub Dark (dark mode) - Customizable width options • Syntax Highlighting - 20+ programming languages - Powered by Prism.js - Optional line numbers • Advanced Features - Automatic Table of Contents generation - Scroll position memory - Auto-reload for local files - Anchor link navigation • Completely Offline - No external API calls - All processing is local - Bundled libraries (marked.js, Prism.js) - Works without internet 🚀 HOW TO USE 1. Install the extension 2. Enable "Allow access to file URLs" in chrome://extensions 3. Open any .md or .markdown file in Chrome 4. See beautiful formatted output instantly! ✨ SUPPORTED FILE TYPES • .md • .markdown • .mdown • .mkdn • .mdtext • And more... ⚙️ CUSTOMIZABLE SETTINGS • Theme Selection (Light/Dark) • Content Width (Auto, Full, Fixed sizes) • Auto Reload (for local files) • Line Numbers in code blocks • Table of Contents toggle 💻 SUPPORTED LANGUAGES JavaScript, Python, Java, C, C++, C#, Ruby, Go, Rust, PHP, Swift, Kotlin, TypeScript, HTML, CSS, SQL, Bash, YAML, JSON, XML, and more! 🔒 PRIVACY & SECURITY • Zero external API calls • No data collection or tracking • No analytics or telemetry • All processing happens locally • Settings stored locally only • Works completely offline • Open source transparency 🎯 PERFECT FOR • Developers viewing README files • Technical writers • Documentation reviewers • Students learning markdown • Anyone working with .md files 📖 USE CASES • View project README files • Preview documentation before committing • Read markdown articles offline • Review pull request markdown files • Learn markdown syntax with instant preview 🌟 WHY CHOOSE THIS EXTENSION? • Fast & Lightweight • Beautiful GitHub-style rendering • Complete privacy (no external calls) • Customizable themes and settings • Automatic syntax highlighting • Free and open source 📋 PERMISSIONS EXPLAINED • storage: Save your theme and display preferences locally • file:// access: Render local markdown files (opt-in) • http(s): Render markdown files from web URLs • All processing is local - no data transmitted 🛠️ TECHNICAL DETAILS • Manifest V3 (latest Chrome extension standard) • Bundled libraries (no CDN dependencies) • Works 100% offline • No remote code execution • Secure by design Try it now and experience the best way to view markdown files in Chrome!