Markdown Preview Generator — Browser-Ready HTML from Markdown

Generate self-contained HTML files from markdown content and automatically open them in the user's default browser.

What This Skill Does

Accepts GitHub-flavored markdown, plain text, and Mermaid diagrams
Validates all Mermaid diagrams in document at once (single validation pass)
Generates single-page HTML with embedded libraries (marked.js, Prism.js, Mermaid.js)
Applies professional styling (GitHub-style, dark mode, or minimal)
Saves HTML to system temp directory with unique filename
Auto-opens preview in default browser (cross-platform: macOS, Linux, Windows)
Returns file path and execution status