The slow death of CSS vendor prefixes
Do we still need Autoprefixer?

Custom pseudo-classes for web components with the CustomStateSet API
Custom CSS pseudo-classes for custom elements

Get the content of the users clipboard with JavaScript
Get the content of the users clipboard with JavaScript.

Sharing styles between shadow DOM
Sharing styles between web components using CSS modules.

Creating and importing styles with constructable stylesheets and CSS module scripts
Creating, importing and manipulating stylesheets using JavaScript.

AVIF Everywhere
A new image format for the web finally gets full browser support.

Easy vertical alignment without flexbox
Easy vertical alignment with display block

The AV1 video codec gains broader support
The next-gen royalty-free video codec is supported on new Apple devices.

The View Transitions API, the Navigation API and the SPA vs MPA debate
Memory leaks, accessibility, core web vitals, paint holding, native browser loading spinners, Server Side Rendering, and more.

User-adaptive interfaces with AccentColor
Respecting user preferences for form controls.
