Cross-document messaging
- LSMethod of sending information from a page on one domain to a page on a different one (using postMessage)
Chrome
- 4 - 108: Supported
- 109: Supported
- 110 - 112: Supported
Edge
- 12 - 108: Supported
- 109: Supported
Safari
- 3.1 - 3.2: Not supported
- 4 - 16.2: Supported
- 16.3: Supported
- TP: Supported
Firefox
- 2: Not supported
- 3 - 108: Supported
- 109: Supported
- 110 - 111: Supported
Opera
- 9: Not supported
- 9.5 - 91: Supported
- 92: Supported
IE
- 5.5 - 7: Not supported
- 8 - 9: Partial support
- 10: Partial support
- 11: Partial support
Chrome for Android
- 109: Supported
Safari on iOS
- 3.2 - 16.2: Supported
- 16.3: Supported
Samsung Internet
- 4 - 18.0: Supported
- 19.0: Supported
Opera Mini
- all: Supported
Opera Mobile
- 10 - 12.1: Supported
- 72: Supported
UC Browser for Android
- 13.4: Supported
Android Browser
- 2.1 - 4.4.4: Supported
- 109: Supported
Firefox for Android
- 107: Supported
QQ Browser
- 13.1: Supported
Baidu Browser
- 13.18: Supported
KaiOS Browser
- 2.5: Supported
- Sub-features:
- Channel messaging