HTMLSource is a Safari Extension that helps you view and edit any website's HTML source code. Features: - View HTML source code - Edit HTML source code and see changes immediately Extras: - Dark Mode support - HTML syntax highlight - Keyword searching in HTML source code Steps to use HTMLSource: 1. Download HTMLSource from App Store 2. Open Safari 3. Go to any website 4. Click "Aa" or the Safari Extension icon in the search bar 5. Follow the instruction to enable HTMLSource 6. View or edit HTML source code