md-viewer

A fast, lightweight markdown viewer for Linux built with Rust and egui.
Designed for distraction-free reading with excellent typography and syntax highlighting.

Rendering:
- GitHub Flavored Markdown (tables, task lists, footnotes)
- Syntax highlighting for 200+ languages
- Mermaid diagrams (flowcharts, sequence diagrams) rendered natively
- Math rendering (LaTeX via typst)
- HTML tables with proper cell padding
- Images & SVG support (PNG, JPEG, GIF, SVG, HTTP URLs)
- Unicode support with system font fallbacks (emojis, CJK, non-Latin scripts)
- 60 FPS rendering with viewport-based lazy rendering
- WCAG 2.1 compliant typography (1.5x line height)

Navigation:
- Tab system for multiple documents (Ctrl+Click links to open in new tab)
- File explorer sidebar with hierarchical directory tree
- Outline sidebar with click-to-navigate table of contents
- Per-tab back/forward history (Alt+Left/Right)
- Internal links between markdown files

View:
- Dark and light themes (Ctrl+D)
- Zoom 50%-300% (Ctrl++/-/0 or Ctrl+Scroll)
- Live reload on file changes (enabled by default)

Usability:
- Drag and drop files to open
- Native file dialogs
- Session persistence (tabs, theme, zoom, sidebar state)
- Native X11 and Wayland support