Features Overview
April 9, 2026 · View on GitHub
Markdown Viewer is packed with features designed to make your Markdown-to-Word workflow seamless and professional.
Core Features
📊 Diagram Conversion
Transform code-based diagrams into high-resolution images automatically:
- PlantUML — Sequence diagrams, class diagrams, activity diagrams, use case diagrams
- Mermaid — Flowcharts, sequence diagrams, class diagrams, and more
- Vega/Vega-Lite — Data visualization charts
- drawio — Architecture diagrams, network topologies, UML
- Canvas — Mind maps, knowledge graphs, concept maps
- Infographic — Statistical charts and infographics
- Graphviz DOT — Network graphs, state machines, dependency diagrams
📐 Math Formulas
LaTeX formulas are converted to native Word equations — fully editable, not images.
$$
E = mc^2
$$
🎨 Professional Themes
29 built-in themes across 7 categories for every scenario:
| 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 |
💻 Code Highlighting
Syntax highlighting for 100+ programming languages with beautiful color schemes.
📖 Reading Mode
- Three layout modes
- Flexible zoom (50%-400%)
- Auto-generated table of contents
- Position memory
- Reading history
Full Markdown Support
Markdown Viewer supports the complete Markdown specification plus extensions:
Standard Markdown
- Headings (H1-H6)
- Paragraphs
- Bold and Italic text
Strikethrough- Ordered and unordered lists
- Task lists with checkboxes
- Blockquotes
- Code (inline and blocks)
- Tables
- Links and images
- Horizontal rules
GitHub Flavored Markdown (GFM)
- Tables with alignment
- Task lists
- Autolinks
- Strikethrough
- Emoji shortcodes
Extended Syntax
- PlantUML diagrams
- Mermaid diagrams
- Vega/Vega-Lite charts
- drawio diagrams
- Canvas diagrams
- Infographic syntax
- Graphviz DOT graphs
- LaTeX math (inline and block)
- Footnotes
- Definition lists
Performance Features
Smart Caching
| Scenario | Load Time |
|---|---|
| First open | ~5 seconds |
| Cached open | <1 second |
| Text change | Instant |
| Diagram change | Only changed diagrams re-render |
Incremental Rendering
- Text displays immediately
- Diagrams render in background
- Progress indicator shows status
Cache Management
- Default: 1000 cached items (~500MB)
- Configurable limit
- Easy clear option in settings
Export Capabilities
Word Export (.docx)
- One-click export
- Preserves all formatting
- Diagrams as high-resolution images
- Formulas as editable equations
- Compatible with Word 2013+, WPS Office
What's Converted
| Element | Word Result |
|---|---|
| Headings | Styled headings |
| Lists | Proper list formatting |
| Tables | Formatted tables with borders |
| Code blocks | Syntax highlighted |
| Images | Embedded high-quality |
| Mermaid/PlantUML/DOT/Vega | PNG images |
| LaTeX | Native equations |
Keyboard Shortcuts
| Action | Windows/Linux | macOS |
|---|---|---|
| Export to Word | Ctrl + S | Cmd + S |
| Toggle TOC | Ctrl + B | Cmd + B |
| Zoom in | Ctrl + + | Cmd + + |
| Zoom out | Ctrl + - | Cmd + - |
| Reset zoom | Ctrl + 0 | Cmd + 0 |
Privacy & Security
- ✅ 100% local processing
- ✅ No data uploaded
- ✅ No tracking or analytics
- ✅ Open source code
- ✅ Manifest V3 compliant
Explore Features
Dive deeper into each feature: