f12 tools

  1. Supercharging JavaScript performance with asm.js

    In June we introduced preview support for asm.js, which is now supported by default in Microsoft Edge starting with Microsoft EdgeHTML 13.10532. With this change, Hosted Web Applications and the WebView in any Universal Windows Application can now benefit from asm-optimized code as well. Asm.js...
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    • aot compilation asm.js chakra chess battle debugging demo developer tools emscripten f12 tools javascript microsoft edge near-native performance optimization performance stockfish test drive universal windows platform web apps webview2 windows insider
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  2. Microsoft Edge F12 tools

    Microsoft Edge introduces great new improvements to F12 developer tools, including some of your most requested features from Link Removed. Explore new features in the DOM Explorer, Console, Debugger, Network, Performance, Memory, Emulation, and a new Experiments tool, that allows you to try out...
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    • browser features console debugging developer tools documentation dom explorer emulation experiment f12 tools feedback github memory microsoft edge network performance tech updates typescript user contributions web development
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