Markdown & JSON Editor

About

Transform how you work with Markdown and JSON files directly in your browser.

No more switching between apps. No more copy-pasting into online tools. Just open any .md or .json file in Chrome and start editing with a beautiful, distraction-free interface.

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MARKDOWN EDITOR

Write and preview Markdown side-by-side with instant rendering. Everything you need is right there:

- Bold, italic, strikethrough formatting
- Headings (H1, H2, H3) with one click
- Code blocks with syntax highlighting
- Tables, task lists, blockquotes
- Links and images with easy insert dialogs
- Live word, character, and line count

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JSON EDITOR

Finally, a proper way to view and edit JSON files:

- Collapsible tree view to navigate complex structures
- Real-time validation with helpful error messages
- One-click format (prettify) and minify
- Syntax-colored editing
- Key count and structure stats

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BUILT FOR DEVELOPERS

- Three themes: Light, Dark, and Sepia
- Keyboard shortcuts for power users (Cmd+B, Cmd+S, Cmd+K, etc.)
- Auto-save when you have file permissions
- Export to HTML or print to PDF
- Works completely offline
- Zero data collection - your files stay on your machine

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HOW IT WORKS

1. Install the extension
2. Open any local .md, .markdown, or .json file in Chrome
3. That's it. The editor loads automatically.

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KEYBOARD SHORTCUTS

Cmd/Ctrl + S — Save
Cmd/Ctrl + B — Bold
Cmd/Ctrl + I — Italic
Cmd/Ctrl + K — Insert link
Cmd/Ctrl + 1/2/3 — Headings
Cmd/Ctrl + ` — Inline code

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Perfect for:
- Developers viewing config files and API responses
- Technical writers drafting documentation
- Students taking notes in Markdown
- Anyone who works with .md or .json files regularly

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Open source: github.com/ayush3298/markdown-json-editor

No ads. No tracking. No account required. Just a fast, beautiful editor that respects your privacy.