Free on All Browsers · No Tracking · Works Offline
It's a markdown editor.
Until it isn't.
Write markdown, preview instantly, and unlock a hidden chaos zone with matrix rain, a pet cat, and vaporwave mode.
Features
Everything you need. Nothing you don't.
A clean, fast markdown editor that works offline and respects your privacy.
Real-Time Preview
See your markdown rendered instantly as you type. Split-pane view with synced scrolling.
Drag & Drop
Drop any .md file right into the editor. Import existing documents instantly.
GitHub Flavored
Full GFM support — tables, task lists, strikethrough, fenced code blocks, and more.
Syntax Highlighting
Code highlighting for 20+ languages in both the editor and preview panes.
Works Offline
No internet? No problem. Everything runs locally in your browser.
Auto-Save & Export
Your work is saved automatically. Export as .md or .html whenever you're ready.
The Chaos Zone
Hidden in the settings. Impossible to resist.
We put way too many fun features in a markdown editor. Toggle them on from the settings panel.
Matrix Rain
Green katakana characters cascade down your background. You're the One, Neo.
Pet Cat
A pixel cat roams your editor. It walks, sleeps, does zoomies, and reacts when you click it.
Vaporwave Mode
CRT scanlines, hue-shifting, and full A E S T H E T I C vibes for your writing session.
Rage Quit Detector
Delete a bunch of text and the editor notices. Red flash, screen shake, sad confetti.
Confetti Mode
Every keystroke launches confetti. Because you deserve to celebrate every word.
Combo Counter
Keep typing without stopping to build combos. Hit GODLIKE status. Lose your streak. Try again.
Themes
8 gorgeous themes. Find your vibe.
From dark and moody to light and cozy. Switch instantly from the settings.
Your writing stays yours.
Zero data collection. Zero tracking. Zero analytics. Everything runs locally in your browser. We never see your content.
Available everywhere. Pick yours.
Standalone app or browser extension — your call.
Free on all browsers. No account needed.
Frequently Asked Questions
- What is Markdown Editor?
-
A privacy-first tool for writing and previewing GitHub-flavored markdown. Split-pane editor, live preview, auto-save, 8 themes, and a hidden chaos zone. Free on Chrome, Edge, and Firefox.
- What's the Chaos Zone?
-
A collection of fun, toggleable features: matrix rain, a pixel pet cat, vaporwave mode, confetti, a combo counter, emoji rain, and a rage quit detector. All optional.
- Where are my documents stored?
-
Locally on your device. No accounts, no cloud, no tracking. Your data stays yours.
- Is it free?
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The browser extensions for Chrome, Edge, and Firefox are completely free. The Mac and iPad app is available on the App Store.
Get the extension. It's free.
No accounts. No subscriptions. No tracking. Just a beautiful place to write markdown. And maybe pet a cat.