On March 16, Microsoft is making a first developer preview of Internet Explorer (IE) 9 available for download from ... support for more of the emerging HTML5, CSS3 and SVG2 standards with that ...

Right now, Microsoft provides a number of HTML5, CSS and JavaScript tooling as part of Internet Explorer (as of version 8). With IE 9, there will be even more of these so-called F12 tools for ...

First off, as expected it will support HTML5 video, boast a new Microsoft JavaScript engine which is codenamed "Chakra," and it'll support new-fangled web technologies like CSS3 and SVG2.

The tablet-optimized Metro version of Internet Explorer 10 in Microsoft's upcoming Windows 8 will be a "plug-in free experience ... standards including HTML5, CSS3, and JavaScript.