System requirements
Note: Internet Explorer is not supported. We recommend Chrome or Firefox.
Computer and operating system
- Macintosh (with Intel processor): Mac OS X 10.5 or higher
- Windows: Windows XP, Windows Vista, Windows 7
- GNU/Linux: Ubuntu 8 or higher, Debian 5 or higher (Note: GNU/Linux live development is only supported for WiFi connections between computer and smartphone/tablet.)
Browser
- Mozilla Firefox 3.6 or higher
(Note: If you are using Firefox with the NoScript extension, you’ll need to turn the extension off. See the note on the troubleshooting page.)
- Apple Safari 5.0 or higher
- Google Chrome 4.0 or higher
- Note: Microsoft Internet Explorer is not supported
Phone or Tablet (or use the on-screen emulator)
- iOS 9.0 or later on iPhone, iPad, or iPod Touch
- macOS 11 or higher on computers with Apple M1 Silicon
- Android Operating System 2.1 (“Eclair”) or higher for Android devices