Files
markdown-converter/README.md
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amitwh c4dcbd8caf feat: v4.6.0 — AI assistant, collaboration, knowledge base, and 15 more features
- AI Assistant plugin: multi-provider chat (OpenAI/Anthropic/Ollama/LM Studio),
  summarize/improve/translate commands, proofread via ai:analyze; calls
  proxied through main so API keys stay out of the renderer
- Collaboration plugin: anchor-based comments in .comments/ sidecars with
  drift detection and F8 navigation
- Local knowledge base: [[wiki-links]] with click-to-create + Backlinks panel
- Crash recovery: debounced session snapshots with restore prompt on launch
- Version history: pre-save snapshots, History panel with restore/diff/delete
- Real PDF encryption: swap pdf-lib for @cantoo/pdf-lib (probe-driven UI)
- XLSX export (native workbooks via JSZip), ODT headers/footers + page size
- Offline KaTeX (bundled CSS+fonts), local-first PlantUML rendering
- Editor: vim mode toggle, snippet Tab-expansion, zen word-goal setter,
  writing heatmap, writing-studio panels wired with rail icons
- Quick Note global scratchpad (Ctrl+Alt+Q), markdownconverter:// deep links,
  REPL first-run confirmation
- Fix: Ctrl+Shift+P collision, pandoc converter availability check, CLI
  dangling --css/--reference-doc flags, dead converter button

8 new test suites; 613 tests green; lint clean
2026-09-05 20:48:39 +05:30

185 lines
5.5 KiB
Markdown

# MarkdownConverter
A powerful cross-platform Markdown editor and document converter powered by Pandoc, built with Electron. 100% open-source with no proprietary dependencies.
## Features
### Markdown Editor
<img width="1920" height="1032" alt="image" src="https://github.com/user-attachments/assets/5f53ba94-7663-47c3-b12b-b7b8bd2645aa" />
- **Multi-tab editing** - Work on multiple files simultaneously
- **Live preview** - Real-time markdown rendering with syntax highlighting
- **Dynamic splitter** - Drag to resize editor and preview panes
- **25+ themes** - Light and dark themes including Atom One Light, Dracula, Nord, Sepia, and more
- **Find & Replace** - Search and replace with regex support
- **Line numbers** - Toggle line numbers in the editor
- **Auto-save** - Automatic saving every 30 seconds
- **Math support** - KaTeX integration for mathematical expressions
### PDF Viewer & Editor
<img width="1920" height="1032" alt="image" src="https://github.com/user-attachments/assets/f10f62be-af3d-496e-81df-37ab4f91abfd" />
- **Built-in PDF viewer** - Open and view PDF files directly in the app
- **Page navigation** - Navigate pages with keyboard or buttons
- **Zoom controls** - Zoom in/out, fit to width, fit to page
- **Rotation** - Rotate pages left or right
- **PDF Editor tools**:
- Merge multiple PDFs
- Split PDFs by page range
- Compress PDFs
- Rotate pages
- Delete pages
- Reorder pages
- Add watermarks
- Password protection
- Remove passwords
- Set permissions
### Export Options
- **PDF** - Export to PDF with customizable page sizes and orientation
- **DOCX** - Standard and Enhanced (template-based) Word export
- **ODT** - OpenDocument format
- **HTML** - Web-ready HTML export
- **PowerPoint** - PPTX presentation export
- **EPUB** - E-book format
- **LaTeX** - Academic document format
- **RTF** - Rich Text Format
### Advanced Features
- **Custom headers & footers** - Add headers/footers to exports with dynamic fields
- **Page size configuration** - A3, A4, A5, B4, B5, Letter, Legal, Tabloid, or custom sizes
- **Batch conversion** - Convert entire folders of markdown files
- **ASCII Art Generator** - Create text banners and diagrams
- **Word templates** - Use custom Word templates for enhanced exports
- **Import documents** - Import from 30+ formats (DOCX, PDF, HTML, etc.)
- **Excel export** - Markdown tables to native .xlsx workbooks (one sheet per table)
- **AI Assistant** - Multi-provider AI help (OpenAI/Anthropic/Ollama/LM Studio): chat panel, summarize/improve/translate commands, grammar proofreading
- **Inline comments** - Anchor-based document comments in `.comments/` sidecars with F8 navigation
- **Wiki-links & Backlinks** - `[[Note]]` links with click-to-create and a "what links here?" panel (local knowledge base)
- **Crash recovery** - Session restore of open tabs and unsaved buffers after a crash
- **Version history** - Automatic pre-save snapshots with restore/diff/delete from the History panel
- **Vim mode & snippet expansion** - Vim keybindings toggle; Tab expands saved snippets
- **Quick Note** - Global scratchpad (Ctrl+Alt+Q) that appends to `notes/quick-notes.md`
- **Real PDF encryption** - Password protection, removal, and permissions actually work
- **Offline math & diagrams** - KaTeX bundled locally; PlantUML renders locally when the CLI is installed
## Installation
### Prerequisites
- [Node.js](https://nodejs.org/) (v16 or later)
- [Pandoc](https://pandoc.org/installing.html) (required for export functionality)
### Install Dependencies
```bash
npm install
```
### Run the Application
```bash
npm start
```
### Build for Distribution
```bash
# Windows
npm run build:win
# macOS
npm run build:mac
# Linux
npm run build:linux
```
## Keyboard Shortcuts
| Action | Shortcut |
|--------|----------|
| New File | Ctrl+N |
| Open File | Ctrl+O |
| Open PDF | Ctrl+Shift+O |
| Save | Ctrl+S |
| Save As | Ctrl+Shift+S |
| Export | Ctrl+E |
| Print | Ctrl+P |
| Find | Ctrl+F |
| Undo | Ctrl+Z |
| Redo | Ctrl+Shift+Z |
| New Tab | Ctrl+T |
| Close Tab | Ctrl+W |
| Toggle Preview | Ctrl+Shift+V |
| Zoom In | Ctrl+Shift++ |
| Zoom Out | Ctrl+Shift+- |
| Command Palette | Ctrl+Shift+P |
| Zen Mode | F11 |
| Writing Analytics | Ctrl+Shift+A |
| Quick Note | Ctrl+Alt+Q |
| Universal Converter | Ctrl+Shift+C |
| Table Generator | Ctrl+Shift+T |
| ASCII Art Generator | Ctrl+Shift+A |
| Next Comment | F8 |
| Add Comment at Cursor | Ctrl+Alt+M |
## Themes
### Light Themes
- Atom One Light (Default)
- GitHub Light
- Light
- Solarized Light
- Gruvbox Light
- Ayu Light
- Sepia
- Paper
- Rose Pine Dawn
- Concrete Light
### Dark Themes
- Dark
- One Dark
- Dracula
- Nord
- Monokai
- Material
- Gruvbox Dark
- Tokyo Night
- Palenight
- Ayu Dark
- Ayu Mirage
- Oceanic Next
- Cobalt2
- Concrete Dark
- Concrete Warm
## PDF Viewer
Open PDF files directly in MarkdownConverter:
- **File > Open PDF** or **Ctrl+Shift+O**
- Navigate pages with arrow buttons or page input
- Zoom controls: +/- buttons, Fit Width, Fit Page
- Rotate pages left or right
- Close PDF to return to editor
## Open Source
MarkdownConverter is 100% open-source. All dependencies are permissively licensed:
- **Electron** - MIT License
- **pdf-lib** - MIT License
- **pdfjs-dist** - Apache 2.0 License
- **marked** - MIT License
- **highlight.js** - BSD 3-Clause License
- **dompurify** - Apache 2.0/MIT License
- **docx** - MIT License
- **xlsx** - Apache 2.0 License (SheetJS Community Edition)
## License
MIT License - see LICENSE file for details.
## Author
Amit Haridas (amit.wh@gmail.com)
## Version
v4.6.0