Use the :dir pseudo-class in CSS

The Reference Element Pseudo-class: :scope

Use the :any-link pseudo-class in CSS

A pseudo-class for matching elements in a selector list

Determine whether a selector contains a pseudo-class

PostCSS plugin to transform :not() W3C CSS level 4 pseudo class to :not() CSS level 3 selectors

:active pseudo-class with react for mobile

PostCSS plugin to transform :matches() W3C CSS pseudo class to more compatible CSS selectors

PostCSS plugin to transform the :is() CSS pseudo-class into more compatible CSS selectors.

Fela plugin to support javascript-friendly pseudo class syntax

Polyfill for the CSS :focus-visible pseudo-class, to use with Emotion

TailwindCSS plugin that adds support for :empty pseudo class

The `SpectrumElement` base class as created by mixing `SpectrumMixin` onto `LitElement` provides text direction support via the CSS `:dir()` pseudo-class, which automatically inherits directionality from the DOM hierarchy. In a TypeScript context, it also

PostCSS plugin adding support for the `:ie11` pseudo-class targetting IE 11 only

Adds the only-child pseudo-class variant to Tailwindcss

*WIP*

This library allows you to show CSS :hover pseudo-class only when triggered by the mouse.

A polyfill that adds support for the CSS pseudo-class :has() to the DOM Selectors API (by extending .querySelector(), .querySelectorAll(), .matches(), .closest() or called directly)

Tailwind CSS that adds the invalid pseudo-class variant

This library allows you to show CSS :focus pseudo-class only when triggered by the keyboard.