MD2X v1.0 is here. A complete Markdown-to-X-Articles workflow that runs entirely in your browser.

Highlights

• 9 code image themes — Dracula, Nord, GitHub Dark, One Dark Pro, Tokyo Night, and more
• Mermaid diagram support — flowcharts, sequence diagrams, class diagrams rendered as PNGs
• AI cover images — generate article covers from content using OpenAI-compatible APIs
• Thread splitter — break long articles into numbered tweet-sized chunks
• PWA offline mode — install as a desktop app, edit and preview without internet
• Publish preflight — checklist to catch issues before you paste into X Articles

Editor improvements

• Real-time preview with exact X Articles formatting
• Asset orchestrator — manage code images, diagrams, and tables in one panel
• Template library — start from pre-built article structures
• Import/export .md files
• Draft auto-save to localStorage

Code image rendering

Switch between "Code Quote" (plain text) and "Code Image" (PNG) modes in the toolbar. Code Image mode renders syntax-highlighted images with:

• Language detection from Markdown fence labels
• 9 color themes selectable from a dropdown
• Consistent padding and font sizing
• One-click copy from the Assets panel

Thread mode

A dedicated /thread page for splitting long-form content into tweet threads:

• Rule-based splitting by paragraph boundaries
• AI-powered splitting for natural breakpoints
• Auto-numbering (1/N format)
• Copy individual tweets or the entire thread

What's next

• More code themes and font options
• Table image improvements
• Blog with tutorials and tips (you're reading it!)
• Internationalized SEO landing pages

---

Built with Next.js, React, and CodeMirror. View on GitHub.