Markdown Viewer Enhanced

Render Markdown in your browser with Mermaid diagrams, syntax highlighting, TOC navigation, multiple themes, and more.

A browser extension that elegantly renders Markdown files with Mermaid diagrams, syntax highlighting, KaTeX math formulas, table of contents navigation, multiple themes, and more. ## ✨ Key Features ### 🎨 Multiple Themes & Code Highlighting - **Three page themes** — Light / Dark / Auto (follows system preference) - **14 code highlight themes** — GitHub, Monokai, VS 2015, Atom One Dark, Dracula, Nord, Tokyo Night, and more - Code theme can be set to "follow page theme" for automatic switching ### 📊 Mermaid Diagram Rendering - Full support for Mermaid syntax: flowcharts, sequence diagrams, Gantt charts, class diagrams, state diagrams, and more - Diagrams automatically adapt their color scheme to the current page theme - **Click to zoom** — open diagrams in a fullscreen overlay with mouse wheel zoom, drag-to-pan, and keyboard shortcuts (`+` / `-` / `0`) - One-click "fit to window" and "reset zoom" controls - Copy Mermaid source code with a single click ### 💻 Enhanced Code Blocks - Powered by highlight.js with **180+** supported programming languages - Code blocks display a **language label** and a **one-click copy** button - Optional **line numbers** for easy code referencing - Code highlight theme is independent of page theme — use dark code themes on light pages ### 🔢 KaTeX Math Formulas - Supports LaTeX **inline** (`$...$`) and **block-level** (`$$...$$`) formulas - High-performance rendering powered by KaTeX with automatic CDN font loading - Smart detection to distinguish math formulas from currency symbols ### 📑 Table of Contents Navigation - Automatically generates a **TOC tree** from document headings - Supports **left / right** sidebar layout - Click any TOC item to **smooth-scroll** to the corresponding section - Current reading position is **automatically highlighted** and tracked in real time - Toggle the TOC sidebar on or off at any time