Read about various happenings with Baseline during February 2025.

• Baseline 2025
• Blog

ruby-align is now part of Baseline

• Baseline 2024
• Blog
• HTML

Why we thought popover was in Baseline last year, and how we're using data to improve understanding of interoperability.

• Baseline 2025
• Blog
• HTML

CSS scrollbar-gutter and scrollbar-width have landed in all major browser engines, making it Baseline Newly available.

• Baseline 2024
• Blog
• CSS

In its first edition, this Baseline monthly digest covers happenings in Baseline at both Google and the web developer community in January 2025.

• Baseline 2025
• Blog

WebAssembly Garbage Collection and Wasm tail call optimizations have now landed in all major browser engines, making them Baseline Newly available.

• Baseline 2025
• Blog
• C

Promise.try has now landed in all major browser engines, making it Baseline Newly available.

• Baseline 2025
• Blog
• JavaScript

The CSS content-visibility property is now Baseline Newly available.

• Baseline 2024
• Blog
• CSS

Improve the legibility of text when using fallback fonts.

• Baseline 2024
• Blog
• CSS

A step-by-step guide showing how to use container queries with cross-browser fallbacks.

• Baseline 2023
• Blog
• JavaScript
• CSS
• HTML

Improve the legibility of text when using fallback fonts.

• Baseline 2024
• Blog
• CSS

Semantic custom properties with @property just reached Baseline Newly available.

• Baseline 2024
• Blog
• HTML
• CSS

JavaScript set methods like union and intersection are now interoperable, making set operations easier.

• Baseline 2024
• Blog
• JavaScript

The Screen Wake Lock API has officially landed in all major browsers—Chrome, Safari, and Firefox.

• Baseline 2024
• Blog
• JavaScript

The CSS math functions rem(), mod(), and round() are now interoperable.

• Baseline 2024
• Blog
• CSS

description: Define colors that react to the used color-scheme with the light-dark() function.

• Baseline 2024
• CSS

The JavaScript Intl.Segmenter object is now interoperable, enabling locale-sensitive text segmentation.

• Baseline 2024
• Blog
• JavaScript

The CSS align-content property for block layout is now part of Baseline Newly available.

• Baseline 2024
• Blog
• CSS

Learn how to use this new method to update an array without mutating the original array.

• Baseline 2024
• Blog
• JavaScript

About the :user-valid and :user-invalid pseudo-classes and how to use them to improve the user experience of input validation.

• Baseline 2023
• Tutorial
• HTML
• CSS

Browser Support Source The Compression Streams API is for compressing and decompressing streams of data using the gzip or deflate (or deflate-raw) formats. Using the built-in compression of the Compression Streams API, JavaScript applications do not

• Baseline 2023
• Blog
• JavaScript

Subgrid enables grid shareability, allowing nested grids to align to ancestors and siblings.

• Baseline 2023
• Tutorial
• CSS

The File System Standard introduces an origin private file system (OPFS) as a storage endpoint private to the origin of the page and not visible to the user that provides optional access to a special kind of file that is highly optimized for

• Baseline 2023
• Tutorial
• JavaScript
• C

Start using HD color to bring vibrancy to your designs.

• Baseline 2023
• Blog
• CSS

With import maps, importing ES modules now becomes a lot better. ES modules are a modern way to include and reuse JavaScript code in web applications. They are supported by modern browsers and provide several benefits over older, non-modular

• Baseline 2024
• Blog
• HTML
• JavaScript

Deliver timely and useful notifications to your users. Push notifications were standardized in 2016 with the release of the Push API and the Notification API, which are part of the W3C's Web Applications Working Group. These APIs provide the

• Baseline 2023
• Blog
• JavaScript

All major browser engines now support last baseline alignment in CSS grid and flexbox.

• Baseline 2023
• Blog
• CSS

This week size container queries and container query units are landing in all stable browsers.

• Baseline 2023
• Blog
• CSS