Chrome for Developers

We've got something brewing... ☕ Expect to see us a lot more on your Bluesky feed! We'll be serving up a fresh blend of coffee puns, tech tips, and Chrome updates.

Chrome's built-in AI APIs provide the essential ingredients for web innovation. Just like a barista's carefully curated setup, they empower developers to create powerful applications.

Read more about these APIs → goo.gle/3TDXuB7

A winding road to Mt. Rainier, with an illustrated portrait of Jason Mayes. Seattle, WA and Vancouver, BC. Sept 18-19.

Jason Mayes (@webai.bsky.social) is coming to #CascadiaJS to show us how to create and run client-side AI agents in JS, powered by smaller LLMs, to perform useful work faster on existing websites using Web AI. ⚡ Get a glimpse of the future—an agentic internet. 🤖

More info 👇

Great idea. Our team loves seeing feature requests like this in the official tracker: crbug.com/new

We love the HTML Day festivities. A great way to celebrate a classic element!

We are excited for the community to experiment with this one.

We love to see it.

A great tip for the community. Great to see you on Bluesky!

That is how we build a better web: with the community.

Thank you for flagging. Please submit a bug report: crbug.com/new

We're kicking this Bluesky party up a notch 🎉 and here to give developers what they want (what they really, really want)!

What Chrome features and topics would you like to learn more about?

Happy 20th birthday MDN!  |  Blog  |  web.dev Celebrating MDN's 20th birthday with cake.

Happy 20th birthday MDN!

https://web.dev/blog/mdn-birthday?hl=en

Take the State of HTML survey today  |  Blog  |  web.dev Help us understand what you want in HTML.

Take the State of HTML survey today

https://web.dev/blog/state-of-html-2025?hl=en

State of HTML 2025 Take the State of HTML survey

State of HTML is live now!

Please take it if you care about the web platform! 🙂

These surveys are super helpful for our team to understand the state of the ecosystem and prioritize missing features/platform needs!

survey.devographics.com/en-US/survey...

Do you have a web site/app that uses Canvas? What is it? How are you using it?

Share with the class 👀

What's new in DevTools, Chrome 139  |  Blog  |  Chrome for Developers A more reliable and productive Chrome DevTools, support for arbitrary image upload in AI assistance for styling, and more.

What's new in DevTools, Chrome 139

https://developer.chrome.com/blog/new-in-devtools-139?hl=en

Brick by brick: Help us build CSS Masonry  |  Blog  |  Chrome for Developers Help test the proposed masonry syntax in Chromium.

Brick by brick: Help us build CSS Masonry

https://developer.chrome.com/blog/masonry-update?hl=en

June 2025 Baseline monthly digest  |  Blog  |  web.dev Read about various happenings with Baseline during June 2025.

June 2025 Baseline monthly digest

https://web.dev/blog/baseline-digest-jun-2025?hl=en

Join the Prompt API origin trial  |  Blog  |  Chrome for Developers Participate in the Prompt API origin trial to test multimodal inputs for Gemini Nano on your websites and web applications.

Join the Prompt API origin trial

https://developer.chrome.com/blog/prompt-multimodal-origin-trial?hl=en

CSS conditionals with the new if() function  |  Blog  |  Chrome for Developers Learn about the new CSS if function, which enables a cleaner developer interface for dynamic styles like style queries and media queries.

CSS conditionals with the new if() function

https://developer.chrome.com/blog/if-article?hl=en

New to the web platform in June  |  Blog  |  web.dev Discover some of the interesting features that have landed in stable and beta web browsers during June 2025.

New to the web platform in June

https://web.dev/blog/web-platform-06-2025?hl=en

Update your extensions ahead of upcoming bookmark sync changes  |  Blog  |  Chrome for Developers Learn about upcoming changes to bookmarks sync that impact extensions.

Update your extensions ahead of upcoming bookmark sync changes

https://developer.chrome.com/blog/bookmarks-sync-changes?hl=en

Chrome 139 beta  |  Blog  |  Chrome for Developers Find out about the new features coming to Chrome with the latest beta.

Chrome 139 beta

https://developer.chrome.com/blog/chrome-139-beta?hl=en

What's new in DevTools, Chrome 138  |  Blog  |  Chrome for Developers Discover preconnected origins or candidates and server response and redirection times in performance insights, emulate geolocation accuracy in Sensors, debug complex CSS variables, and more.

What's new in DevTools, Chrome 138

https://developer.chrome.com/blog/new-in-devtools-138?hl=en

New in Chrome 138  |  Blog  |  Chrome for Developers Several new CSS functions, and built-in AI APIs for summarizing, translating, and detecting language.

New in Chrome 138

https://developer.chrome.com/blog/new-in-chrome-138?hl=en

What's New in WebGPU (Chrome 138)  |  Blog  |  Chrome for Developers Shorthand for using GPUBuffer as a binding resource, size requirement changes for buffers mapped at creation, and more.

What's New in WebGPU (Chrome 138)

https://developer.chrome.com/blog/new-in-webgpu-138?hl=en

JSON module scripts are now Baseline Newly available  |  Blog  |  web.dev Thanks to JSON module scripts and import attributes, you can now directly import JSON in JavaScript modules. Both features are now Baseline Newly available.

JSON module scripts are now Baseline Newly available

https://web.dev/blog/json-imports-baseline-newly-available?hl=en

New permission prompt for Local Network Access  |  Blog  |  Chrome for Developers Learn about the new permission prompt for sites that connect to local networks.

New permission prompt for Local Network Access

https://developer.chrome.com/blog/local-network-access?hl=en

HTML spec change: escaping < and > in attributes  |  Blog  |  Chrome for Developers What you need to know about this change to how attributes are escaped.

HTML spec change: escaping in attributes

https://developer.chrome.com/blog/escape-attributes?hl=en

A new way to style gaps in CSS  |  Blog  |  Chrome for Developers Say goodbye to border and pseudo-element hacks.

A new way to style gaps in CSS

https://developer.chrome.com/blog/gap-decorations?hl=en