To customize Safari for development on Mac, first enable the Develop Menu in Safari Settings > Advanced, then use its tools like Web Inspector (⌥⌘I) for debugging, Responsive Design Mode for testing layouts, and Feature Flags for experimenting with new web tech; you can also create custom Safari Extensions and use Profiles for different work contexts. [1, 2, 3, 4, 5]

1. Enable Developer Features

  • Open Safari, go to Safari > Settings (or Preferences).
  • Click the Advanced tab.
  • Check the box for “Show features for web developers” (or “Show Develop menu in menu bar”).
  • A new Develop menu will appear in the menu bar. [1, 2, 4]

2. Key Tools in the Develop Menu

  • Web Inspector: Right-click a page and select Inspect Element, or use Develop > Show Web Inspector (⌥⌘I) to debug HTML, CSS, JavaScript, and network.
  • Responsive Design Mode: Test how your site looks on different screen sizes and pixel densities.
  • Feature Flags: Experiment with experimental web features (CSS, JavaScript, Media) before they’re standard.
  • Automation: Enable WebDriver for automated testing. [2, 3, 4, 6, 7, 8, 9]

3. Customize with Extensions & Profiles

  • Safari Extensions: Build custom extensions with web tech (HTML, CSS, JS) in Xcode to add functionality or distribute through the App Store.
  • Profiles: Create separate browsing environments (personal, work) with unique settings, bookmarks, and toolbar colors. [5, 10, 11]

4. Advanced Developer Settings (in Settings > Advanced)

  • Disable Security Checks: Temporarily turn off local file restrictions or cross-origin restrictions for easier local development.
  • JavaScript: Allow JavaScript from Smart Search or Apple Events. [7]

By following these steps, you can tailor Safari to your specific web development workflow, from debugging and performance tuning to testing new browser features. [3, 6, 9]

AI responses may include mistakes.

[1] https://developer.apple.com/documentation/safari-developer-tools/enabling-developer-features

[2] https://www.youtube.com/watch?v=s83_GTX7btk

[3] https://developer.apple.com/documentation/safari-developer-tools/feature-flag-settings

[4] https://developer.apple.com/documentation/safari-developer-tools/develop-menu

[5] https://www.youtube.com/watch?v=iAWa-mE3xcM

[6] https://daily.dev/blog/safari-browser-tips-for-developers

[7] https://developer.apple.com/documentation/safari-developer-tools/developer-settings

[8] https://developer.apple.com/documentation/safari-developer-tools/inspecting-safari-macos

[9] https://developer.apple.com/documentation/safari-developer-tools

[10] https://developer.apple.com/documentation/safariservices/running-your-safari-web-extension

[11] https://developer.apple.com/safari/extensions/