This page provides a comprehensive comparison of features available across all Markdown Viewer platforms.
Quick Reference Matrix
| Feature |
Chrome |
Firefox |
VS Code |
Mobile |
| Markdown Rendering |
✅ |
✅ |
✅ |
✅ |
| GitHub Flavored Markdown |
✅ |
✅ |
✅ |
✅ |
| Math Formulas (KaTeX) |
✅ |
✅ |
✅ |
✅ |
| Code Syntax Highlighting |
✅ |
✅ |
✅ |
✅ |
| Mermaid Diagrams |
✅ |
✅ |
✅ |
✅ |
| Vega/Vega-Lite Charts |
✅ |
✅ |
✅ |
✅ |
| drawio Diagrams |
✅ |
✅ |
✅ |
✅ |
| Canvas Diagrams |
✅ |
✅ |
✅ |
✅ |
| Infographics |
✅ |
✅ |
✅ |
✅ |
| Graphviz DOT Diagrams |
✅ |
✅ |
✅ |
✅ |
| Word Export (DOCX) |
✅ |
✅ |
✅ |
✅ |
| Table of Contents |
✅ |
✅ |
✅ |
✅ |
| 29 Themes |
✅ |
✅ |
✅ |
✅ |
| 28 Languages |
✅ |
✅ |
✅ |
✅ |
| Render Caching |
✅ |
✅ |
✅ |
✅ |
| History/Recent Files |
✅ |
✅ |
❌ |
✅ |
| Local File Access |
✅ |
✅ |
✅ |
✅ |
| Online File Access |
✅ |
✅ |
❌ |
❌ |
| Print Function |
✅ |
✅ |
❌ |
❌ |
| Native Share |
❌ |
❌ |
❌ |
✅ |
| Scroll Sync with Editor |
❌ |
❌ |
✅ |
❌ |
| Editor Integration |
❌ |
❌ |
✅ |
❌ |
| Standalone Files |
✅ |
✅ |
❌ |
✅ |
| Offline Mode |
✅ |
✅ |
✅ |
✅ |
Detailed Feature Breakdown
Core Rendering Features
All platforms share the same core rendering engine built on unified/remark/rehype:
| Feature |
Chrome |
Firefox |
VS Code |
Mobile |
| Headings (H1-H6) |
✅ |
✅ |
✅ |
✅ |
| Bold/Italic/Strikethrough |
✅ |
✅ |
✅ |
✅ |
| Links & Images |
✅ |
✅ |
✅ |
✅ |
| Blockquotes |
✅ |
✅ |
✅ |
✅ |
| Code Blocks |
✅ |
✅ |
✅ |
✅ |
| Tables |
✅ |
✅ |
✅ |
✅ |
| Task Lists |
✅ |
✅ |
✅ |
✅ |
| Footnotes |
✅ |
✅ |
✅ |
✅ |
| Auto-linking |
✅ |
✅ |
✅ |
✅ |
| Subscript/Superscript |
✅ |
✅ |
✅ |
✅ |
Diagram Support
| Diagram Type |
Chrome |
Firefox |
VS Code |
Mobile |
| Mermaid Flowcharts |
✅ |
✅ |
✅ |
✅ |
| Mermaid Sequence |
✅ |
✅ |
✅ |
✅ |
| Mermaid Class |
✅ |
✅ |
✅ |
✅ |
| Mermaid State |
✅ |
✅ |
✅ |
✅ |
| Mermaid ER |
✅ |
✅ |
✅ |
✅ |
| Mermaid Gantt |
✅ |
✅ |
✅ |
✅ |
| Mermaid Pie |
✅ |
✅ |
✅ |
✅ |
| Mermaid Mindmap |
✅ |
✅ |
✅ |
✅ |
| Vega Charts |
✅ |
✅ |
✅ |
✅ |
| Vega-Lite Charts |
✅ |
✅ |
✅ |
✅ |
| drawio |
✅ |
✅ |
✅ |
✅ |
| Canvas |
✅ |
✅ |
✅ |
✅ |
| Infographic |
✅ |
✅ |
✅ |
✅ |
| Graphviz DOT |
✅ |
✅ |
✅ |
✅ |
Support for opening dedicated diagram files:
| File Format |
Chrome |
Firefox |
VS Code |
Mobile |
.md, .markdown |
✅ |
✅ |
✅ |
✅ |
.mermaid |
✅ |
✅ |
✅ |
✅ |
.vega |
✅ |
✅ |
✅ |
✅ |
.vl, .vega-lite |
✅ |
✅ |
✅ |
✅ |
.drawio |
✅ |
✅ |
✅ |
✅ |
.canvas |
✅ |
✅ |
✅ |
✅ |
.infographic |
✅ |
✅ |
✅ |
✅ |
.gv, .dot |
✅ |
✅ |
✅ |
✅ |
Export Capabilities
| Export Feature |
Chrome |
Firefox |
VS Code |
Mobile |
| DOCX Export |
✅ |
✅ |
✅ |
✅ |
| Math in DOCX |
✅ |
✅ |
✅ |
✅ |
| Code Highlighting in DOCX |
✅ |
✅ |
✅ |
✅ |
| Tables in DOCX |
✅ |
✅ |
✅ |
✅ |
| Images in DOCX |
✅ |
✅ |
✅ |
✅ |
| Diagrams as Images in DOCX |
✅ |
✅ |
✅ |
✅ |
| TOC in DOCX |
✅ |
✅ |
✅ |
✅ |
| HR as Page Break |
✅ |
✅ |
✅ |
✅ |
| Print to PDF |
✅ |
✅ |
❌ |
❌ |
Themes
All 29 themes are available on all platforms:
| Theme Category |
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 |
User Interface Features
| UI Feature |
Chrome |
Firefox |
VS Code |
Mobile |
| Table of Contents Panel |
✅ |
✅ |
✅ |
✅ (Drawer) |
| Theme Selector |
✅ |
✅ |
✅ |
✅ |
| Font Size Control |
✅ |
✅ |
✅ |
✅ |
| Popup Settings |
✅ |
✅ |
❌ |
❌ |
| Settings Page |
✅ |
✅ |
✅ |
✅ |
| Toolbar |
✅ |
✅ |
✅ |
✅ |
Localization
All 28 languages are supported on all platforms:
- Danish (da), Dutch (nl), English (en), Estonian (et), Finnish (fi), French (fr)
- German (de), Hindi (hi), Indonesian (id), Italian (it), Japanese (ja), Korean (ko)
- Lithuanian (lt), Malay (ms), Norwegian (no), Polish (pl), Portuguese (Brazil: pt-BR, Portugal: pt-PT)
- Russian (ru), Spanish (es), Swedish (sv), Thai (th), Turkish (tr), Ukrainian (uk)
- Vietnamese (vi), Belarusian (be), Chinese (Simplified: zh-CN, Traditional: zh-TW)
Chrome Extension
- Permissions: storage, unlimitedStorage, offscreen, scripting, downloads
- Manifest: V3
- Special: Offscreen document for background rendering
- Install: Chrome Web Store
Firefox Extension
- Permissions: storage, unlimitedStorage, downloads, tabs, activeTab, scripting, webRequest, webRequestBlocking
- Manifest: V3
- Minimum Version: Firefox 140.0
- Special: Extended permissions for web request handling
- Install: Firefox Add-ons
VS Code Extension
- Commands: Preview, Preview to Side, Export DOCX, Open Settings, Refresh
- Settings: Theme, Font Size, Font Family, Line Numbers, Scroll Sync
- Special: Bidirectional scroll sync with editor, keyboard shortcuts
- Install: VS Code Marketplace · Open VSX
Mobile App
- Platforms: iOS, Android
- Framework: Flutter (Dart)
- Special: Native share, file picker, system theme integration
- Services: Cache, Localization, Recent Files, Settings, Theme
- Install: App Store / Google Play
All platforms are currently at version 1.4.0.
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