AsciiMark

About

AsciiMark renders AsciiDoc and Markdown files directly in your browser with a clean, modern interface.

**Features:**
- Automatic rendering of .adoc and .md files (file:// and https://)
- Syntax highlighting for 40+ languages (highlight.js)
- Mermaid diagram rendering (flowcharts, sequence, gantt, etc.)
- Math/LaTeX formulas (KaTeX)
- GitHub-style alerts (NOTE, WARNING, TIP, CAUTION, IMPORTANT)
- Table of Contents with scroll tracking
- Dark mode with persistent theme
- Auto-refresh on file changes
- PDF export via print
- Folder mode with file tree navigation (File System Access API)
- AsciiDoc include:: directive support with nested resolution
- Markdown includes via <!-- include: path --> syntax

**Markdown extensions:**
- Footnotes, emoji shortcodes, definition lists
- Subscript, superscript, inserted text, highlighted text
- Advanced tables (colspan, rowspan)
- Custom containers (::: warning, ::: details)
- Abbreviations with tooltips
- Task list checkboxes

**How to use:**
1. Open any .adoc or .md file in Chrome — it renders automatically
2. Click the extension icon to open the folder viewer
3. Grant file access in chrome://extensions for local files