XSLT browser
All major browsers support XML and XSLT.
Mozilla Firefox
From version 3, Firefox already support XML, XSLT and XPath.
Internet Explorer
Starting with version 6, Internet Explorer already supports XML, XSLT and XPath.
Internet Explorer 5is not compatible with the official W3C XSL standard.
Google Chrome
Since version 1, Chrome already support XML, XSLT and XPath.
Opera
Beginning from version 9, Opera already supports XML, XSLT and XPath. Opera 8 supports only XML + CSS.
Apple Safari
From version 3, Safari already support XML and XSLT.