macOS app — v1.0

dotmd

A clean, focused Markdown editor for macOS. Files sync across all your devices via iCloud.

Mac App Store
dotmd light theme dotmd dark theme

Everything you need, nothing you don't

Write in Markdown, preview instantly. No bloat, no setup.

✍️

Full Markdown support

Headings, bold, italic, links, images, code blocks with syntax highlighting, tables, task lists — all rendered in a live preview.

☁️

iCloud sync

Files are saved to iCloud and sync across all your devices automatically. Drag and drop images — they're copied to iCloud too.

AI grammar correction

Connect any OpenAI-compatible API to check your writing. Review suggestions one by one — accept or ignore with a click.

📐

LaTeX math & Mermaid

Write math equations with LaTeX and create flowcharts, sequence diagrams, and more with Mermaid. Rendered instantly in preview.

⌨️

Keyboard-driven

15+ shortcuts for everything. Tabs with ⌘1–⌘9, auto-save, session restore. A workflow that stays out of your way.

🌍

4 languages

Available in English, 简体中文, 日本語, and 한국어. Six color schemes — light, dark, green, vintage, teal, and mint.

AI-powered writing assistant

Connect any OpenAI-compatible API — including local models — to check grammar and typos. Review each suggestion and accept or ignore with a single click.

Press ⌘I to run a check anytime.

dotmd AI grammar correction

Keyboard shortcuts

Everything at your fingertips.

New file⌘N
Open⌘O
Save⌘S
Close tab⌘W
Edit⌘E
Preview⌘P
Sidebar⌘B
AI Correct⌘I
Switch tab⌘1–9
Next tab⌘⇧]
Prev tab⌘⇧[
Settings⌘,