Markdown Viewer Markdown to perfect Word in one click — Mermaid, Vega, drawio, Canvas, Infographic, Graphviz, LaTeX (editable), code highlighting, local processing Completely Free · 29 Professional Themes · 28 Languages Support 🚀 Install Now (Choose Your Platform):

Chrome / Chromium: https://chromewebstore.google.com/detail/markdown-viewer/jekhhoflgcfoikceikgeenibinpojaoi
Firefox: https://addons.mozilla.org/firefox/addon/markdown-viewer-extension/
VS Code: https://marketplace.visualstudio.com/items?itemName=xicilion.markdown-viewer-extension · Open VSX
Mobile (iOS/Android): See Mobile App

You love writing in Markdown — clean, efficient, version control friendly. But eventually, you always need a Word document. The old nightmare: 😫 Manual screenshot flowcharts · Copy-paste formulas become messy · Format code by hand · Adjust tables cell by cell · Spend another 30 minutes tweaking fonts, spacing, and colors after export One document: 1 hour writing, 2 hours formatting. Now it takes just 1 second. Click to download and get a perfect Word document: - ✅ Mermaid diagrams → High-resolution images - ✅ Vega/Vega-Lite data charts → High-resolution images - ✅ drawio diagrams → High-resolution images - ✅ Canvas diagrams → High-resolution images - ✅ Infographic charts → High-resolution images - ✅ Graphviz DOT graphs → High-resolution images - ✅ LaTeX formulas → Word editable equations - ✅ Auto syntax highlighting (100+ languages) - ✅ 29 professional themes with one click - ✅ Completely free, local processing Spend time on writing, not on formatting. 🌍 Available Platforms Markdown Viewer is not just a Chrome extension anymore — it's a unified rendering + export engine shipped across multiple platforms. | Platform | Best for | Docs | |---|---|---| | Chrome Extension | Reading local/online Markdown in browser + export | docs/platforms/chrome.md | | Firefox Extension | Firefox users, same core features | docs/platforms/firefox.md | | VS Code Extension | Writing + live preview + export inside editor | docs/platforms/vscode.md | | Mobile App | Reading/export on the go (iOS/Android) | docs/platforms/mobile.md | See the full feature matrix: docs/platforms/platform-comparison.md 💫 See It in Action Technical Documentation: 15 Flowcharts, 2 Hours → 5 Minutes Before: draw.io diagram → Export PNG → Insert into Word → Resize → Repeat 15 times = 2 hours Now: Write Mermaid code → Click download = 5 minutes System Architecture

```mermaid
graph TB
    A[User] --> B[Load Balancer]
    B --> C[Server 1]
    B --> D[Server 2]
```

Need changes? Modify code and re-export. Save 115 minutes. Academic Paper: 50+ Formulas, 3 Hours → 10 Minutes Before: Word equation editor one by one OR paid tool subscription = 3 hours + Paid subscription Now: Write LaTeX syntax directly → Click download = 10 minutes + Free Given mass $m$ and acceleration $a$, according to Newton's second law:

$$
F = ma = m\frac{dv}{dt} = m\frac{d^2x}{dt^2}
$$

Export as native Word format, fully editable. Not an image, but a real equation object. Team Collaboration: Weekly Reports, 1 Hour → 1 Minute Before: Copy content → Set format → Adjust lists → Add styling → Excel charts + screenshots = 1 hour weekly Now: Open file → Choose theme → Click download = 1 minute Choose "Business" theme, Vega-Lite data charts auto-convert to high-res images, professional look. Save 59 minutes weekly. Business use cases: - 📊 Sales trends (line charts) - 📈 Market share comparison (bar charts) - 🎯 KPI achievement (gauges) - 📉 Cost analysis (stacked charts) Let data speak, generate professional reports with one click. 🎯 Three Core Features 1. Automatic Diagram Conversion Mermaid · Vega/Vega-Lite · drawio · Canvas · Infographic · Graphviz DOT · SVG images · Complex HTML tables Mermaid: Flowcharts, sequence diagrams, class diagrams, state diagrams → Technical docs, architecture design Vega/Vega-Lite: Bar charts, line charts, scatter plots, heatmaps → Business reports, data analytics drawio: Architecture diagrams, network topologies, UML diagrams → System design, technical documentation Canvas: Mind maps, knowledge graphs, concept maps → Brainstorming, planning boards Infographic: Statistical charts, infographics, data visualization → Data presentation, visual storytelling Graphviz DOT: Directed/undirected graphs, network topology, state machines → Dependency analysis, complex graphs Time comparison: Complex sequence diagram (10 objects) - Traditional tools: Draw 30min + Modify 20min + Adjust 10min + Export 5min = 65 minutes - Markdown Viewer: Write code 5min + Modify 30sec + Export 1sec = 6 minutes Business scenario: Quarterly sales report (5 bar charts) - Excel charting + screenshots: Select data 15min + Format 10min + Screenshot 5min = 30 minutes - Vega-Lite: JSON data 2min + One-click export = 3 minutes Precise, professional, reusable. 2. Perfect Formula Conversion LaTeX → Word editable equations (not images!) After export, you can: - ✅ Continue editing in Word - ✅ Adjust font size - ✅ Modify symbols and variables - ✅ Copy to other documents One formula, two approaches: - ❌ Word equation editor: Click...click...click...select symbols...adjust positions - ✅ LaTeX: \int_0^\infty e^{-x^2}dx Done 3. 29 Professional Themes Different scenarios, different styles, one-click switch:

📊 Business / Technical → Business reports, technical docs
📚 Academic / Palatino → Academic papers, book typesetting
🇨🇳 Heiti / Mixed → Chinese documents
🎨 Typewriter / Handwritten → Creative content

WYSIWYG: Preview looks exactly like exported Word. No guessing, no trial. No more manual adjustments: Font, size, line spacing, paragraph spacing, code background... ⚡ Lightning Fast Experience Smart Cache: First Time 5s, Second Time 1s Document with 50 Mermaid diagrams: - First open: Text displays instantly, diagrams render in background, all done within 5s - Second open: Load from cache, instant display (<1s) - Text modified: Still instant (diagrams from cache) - Diagram modified: Only re-render changed diagrams 10x faster than Word, 100x smaller files. Reading Enhancement

Three layouts: Normal (1000px) / Full screen / Narrow (530px, preview Word effect)
Flexible zoom: 50%-400%, shortcuts Ctrl/Cmd + - 0
Smart TOC: Auto-extract headings, sidebar navigation, Ctrl/Cmd + B to toggle
Position memory: Auto-save scroll position, continue reading next time
History: Track recently opened documents

🚀 Quick Start - 3 Steps Step 1: Install (30 seconds) Pick one platform and install:

Chrome / Chromium: Chrome Web Store link above
Firefox: Firefox Add-ons link above
VS Code: Extensions panel → search "Markdown Viewer" (or code --install-extension markdown-viewer)
Mobile: Open App Store / Google Play and search "Markdown Viewer"

Step 2: Open a Markdown file (1 minute) Browser (Chrome / Firefox) — local files:

Enable local file access in your browser extension settings
✅ Now you can double-click to open local .md files

VS Code: Open any .md file → run the preview command (see VS Code Extension) Mobile: Use file picker or open from cloud drive (details in Mobile App) Not needed if: - Only viewing online docs (GitHub, blogs, etc.) - Using browser's "Open File" function Quick Start Open documents: Local .md files / supported diagram files (.mermaid .vega .vl .drawio .canvas .infographic .dot .gv) depending on platform Export to Word: Click download button or Ctrl/Cmd + S → See progress → Auto-save Switch themes: Click toolbar → Choose theme → Apply instantly Adjust view: +/- zoom · Layout switch · Ctrl/Cmd + B TOC 🎁 Complete Features Full Markdown Syntax Support Headings · Paragraphs · Bold · Italic · Strikethrough · Lists · Task lists · Blockquotes · Code blocks (100+ languages highlighted) · Tables · Links · Images · Mermaid diagrams · Vega / Vega-Lite charts · drawio diagrams · Canvas diagrams · Infographic charts · Graphviz DOT graphs · LaTeX formulas · HTML · GFM extensions 29 Themes Classic: Default · Academic · Business · Manuscript · Newspaper Reading: Palatino · Garamond · Typewriter · Elegant Modern: Technical · Swiss · Minimal Creative: Magazine · Century · Handwritten · Verdana Chinese: Heiti · Mixed · Water Playful: Rainbow · Starry · Candy · Dinosaur · Space · Garden Nature: Forest · Ocean · Coral · Sunset 28 Interface Languages English · 简体中文 · 繁體中文 · Русский · 日本語 · हिन्दी · 한국어 · Deutsch · Português (Brasil) · Português (Portugal) · Nederlands · Українська · Tiếng Việt · Беларуская · Français · Italiano · Bahasa Indonesia · Español · ไทย · Svenska · Türkçe · Eesti · Bahasa Melayu · Polski · Suomi · Lietuvių · Norsk · Dansk 💎 Competitive Advantages | | Manual Screenshots | CLI Tools | Online Services | Desktop Editors | Markdown Viewer | |---|:---:|:---:|:---:|:---:|:---:| | Ease of Use | Tedious | Setup needed | Upload needed | Install needed | ✅ One-click | | Mermaid | Manual screenshot | Plugin needed | ✅ Supported | ✅ Supported | ✅ Native support | | Math Formulas | Images | Images | Images | Images | ✅ Editable | | Privacy | ✅ Local | ✅ Local | ❌ Cloud upload | ✅ Local | ✅ Local | | Themes | - | - | 3-5 | 5-10 | ✅ 29 | | Offline | ✅ | ✅ | ❌ | ✅ | ✅ | | GitHub Direct View | ❌ | ❌ | ❌ | ❌ | ✅ | | Price | Free | Free | Paid plans | Paid plans | ✅ Free | Core advantage: Faster, cheaper, safer, more powerful. ❓ FAQ Q: Can I edit the exported Word document? A: Yes. Standard .docx format, math formulas are editable, not images. Q: Which diagrams are supported? A: All Mermaid diagrams (flowchart, sequence, gantt, class, state, pie, ER, etc.), Vega / Vega-Lite data visualization charts, drawio architecture diagrams, Canvas mind maps, Infographic statistical charts, Graphviz DOT graphs + SVG auto-conversion. Q: Is there a file size limit? A: No limit. Smart cache, documents with 100+ diagrams open instantly. Q: Does it require internet? A: No. Completely local processing, works offline. Q: Will my documents be uploaded? A: Never. All processing happens locally. Q: How to switch themes? A: Click toolbar icon → Select theme → Apply instantly. Q: Can I customize themes? A: Currently 29 preset themes, customization coming soon. Q: Will large documents lag? A: No. Progressive loading + smart cache, text displays instantly, diagrams render in background (first 5s, second 1s). Q: Does cache take up much space? A: Default max 1000 items, approximately 500 MB, adjustable or clearable in settings. Q: Which browsers are supported? A: Chrome/Chromium-based browsers (Edge, Brave, Opera, etc.) and Firefox. Q: Which Word versions can open the exported file? A: Word 2016+ fully supported, Word 2013 also works. Fully compatible with WPS Office. Q: Can I export to PDF? A: Currently Word only, PDF planned. You can export to Word then save as PDF. Q: Which theme suits me? A: Business reports → Business · Academic papers → Academic · Technical docs → Technical · Chinese docs → Heiti/Mixed Q: What's the difference between Vega and Mermaid? A: Mermaid is for flowcharts, architecture diagrams, and other schematic diagrams; Vega/Vega-Lite is for data visualization like sales charts, financial reports, and other data-driven business charts. They complement each other for different scenarios. Q: How to create charts with Vega-Lite? A: Use ```vega-lite code block in Markdown with JSON format chart specification. See Vega-Lite official examples. 🔒 Privacy Commitment

✅ All processing done locally, never uploaded
✅ No tracking, no personal data collection
✅ Open source code, auditable and transparent
✅ Browser extensions use modern platform standards (Manifest V3)

Your privacy is 100% protected. 🆘 Get Help 📖 Full Documentation · 🐛 Report Issues · 💡 Feature Requests · ⭐ GitHub Star 🎉 Get Started Now Install in 30 seconds, start using immediately:

Install on Chrome / Firefox / VS Code / Mobile (links above)
Open a Markdown file
Preview and click export (or use Ctrl/Cmd + S where supported)
✅ Get a clean, ready-to-share Word document

You'll get: Markdown → Word one-click conversion · Mermaid/Vega/drawio/Canvas/Infographic/Graphviz auto-convert · LaTeX editable formulas · 100+ languages syntax highlighting · 29 themes · Smart cache · Completely free Perfect for: Technical writers · Students/researchers · Product managers · Developers · Anyone using Markdown 🌱 Community Projects

🖥️ md2x - Node.js CLI tool for batch conversion and automation

📜 Open Source License This project is open source under ISC license. Welcome to Star, report issues, suggest features, and contribute code. Project URL: https://github.com/markdown-viewer/markdown-viewer-extension Stop wasting time on formatting Focus on writing, let Markdown Viewer handle everything else 🚀 Install Now: https://chromewebstore.google.com/detail/markdown-viewer/jekhhoflgcfoikceikgeenibinpojaoi Completely Free · Local Processing · Privacy Protected