Update from the Steering Group: blog.whatwg.org/update-from-th…

Add more text modifier properties to 2d canvas (thanks yiyix!) github.com/whatwg/html/co…

Add policy container (thanks antosart!) github.com/whatwg/html/co…

Add color space support for 2D canvas and ImageData (thanks ccameron-chromium!) github.com/whatwg/html/co…

Add createConicGradient() to CanvasRenderingContext2D (thanks yiyix!) github.com/whatwg/html/co…

During form submission, newlines get normalized to CRLF. That newline normalization is more complex than you might think. Here is a deep dive on the recent HTML Standard changes in that area: blog.whatwg.org/newline-normal…

The WHATWG community is now using Matrix to chat. Join us: whatwg.org/chat

New blog post: Bogo-XML Declaration Returns to Gecko hsivonen.fi/xml-decl/

Have you ever wanted a browser-native and performant deep-copy in Javascript? That even works with newer stuff like Maps and Sets? If so, you can leave a comment here on why that would be useful for you! Please useful comments only, not just "+1"s github.com/whatwg/html/pu…

Are you a library author that does "scheduling" of functions of some sort? Maybe those functions throw exceptions, and you'd like to catch report those in the same way the browser does for event listeners? If so, chime in with your use case in github.com/whatwg/html/pu….

Add a "cancel" event for when file upload selection is unchanged github.com/whatwg/html/co…

Add roundRect() canvas method (thanks mysteryDate!) github.com/whatwg/html/co…

Introduce CSS module scripts (thanks dandclark!) github.com/whatwg/html/co…

🎉 (Changes to Web IDL can be tracked via webidl.)

Aside from webidl we also added testutils today. Test Utils will standardize functionality for more involved cross-browser tests.

Allow particular Range header values without a CORS preflight (thanks jakearchibald!) github.com/whatwg/fetch/c…

Welcome to our new Living Standards: webidl, testutils, WebSockets Standard, and (soon) File System Standard! blog.whatwg.org/new-living-sta…

Recently Noam Rosenthal 🦋 nomster.bsky.social has been tackling technical debt across the Fetch Standard, HTML Standard, and webperfwg specs. Here's his post about this retro-specification journey on the WHATWG blog: blog.whatwg.org/retro-specifyi…

How do you pronounce "WHATWG"?

Welcome to our newest Living Standard, URL Pattern Standard! blog.whatwg.org/url-pattern-st…