IE11 is the touch-optimized browser built for Windows 8.1 – with more web standards than ever, features that put your site closer to your users in Windows, leading security, and developer tools that help you code across browsers and even apps.
F12 developer tools are rebuilt from the ground up in IE11. New analysis tools help you boost the performance of your pages and new features help you develop and debug faster.
A new set of tools to help you support modern and older versions of Internet Explorer.
Put your site's tile right next to apps on the Windows 8.1 Start Screen in minutes.
APIs from earlier versions of Internet Explorer and archived content.
A community-driven site for web developer documentation.
Microsoft prototypes of early specifications from web standards bodies such as W3C.
See the latest code demos with web standards and performance benchmarks.
Insights on building Internet Explorer, by the Internet Explorer engineering team.