mkdn

A minimal, browser-based markdown editor. No accounts, no cloud — just write.

Try it live

Features

• WYSIWYG editing powered by Milkdown (ProseMirror-based)
• Local folder sync via the File System Access API — open, edit, and save files directly on disk
• Version history with periodic snapshots, manual checkpoints, and restore
• Keyboard shortcuts — Ctrl+S save, Ctrl+N new, Ctrl+O open, and more
• Offline-first — everything runs in the browser, no server needed

Getting Started

npm install
npm run dev

Opens on localhost:3000.

Commands

Command	Description
npm run dev	Start dev server
npm run build	Production build to dist/
npm run preview	Preview production build

Tech Stack

• Vite — build tool
• Milkdown Crepe — WYSIWYG markdown editor
• Vanilla JS — no framework, imperative DOM with a custom el() helper
• IndexedDB — offline file cache and history snapshots
• localStorage — user preferences

License

MIT