Style form elements when they are empty
a CSS selector parser
A pseudo-class for matching elements in a selector list
Style elements relative to other elements in CSS
A query library for ECMAScript AST using a CSS selector like query language.
Use the :any-link pseudo-class in CSS
Use the :dir pseudo-class in CSS
The Reference Element Pseudo-class: :scope
Selectors decision tree - choose matching selectors, fast
Strict TypeScript and Flow types for style based on MDN data
CSS selector engine supporting jQuery selectors
Use the :focus-visible pseudo-selector in CSS
Powerful and compliant CSS selector parser.
PostCSS plugin to transform the :is() CSS pseudo-class into more compatible CSS selectors.
Storybook Pseudo-states addon: Manipulate CSS pseudo states
PostCSS plugin to transform :not() W3C CSS level 4 pseudo class to :not() CSS level 3 selectors
A CSS selector engine.
Extended W3C Selectors matcher
Use the :focus-within pseudo-selector in CSS
Transform style sheet to be consumed by the LWC engine
A stylelint plugin that enforces the use of ampersands in front of pseudo selectors
Polyfill for :focus-visible pseudo-selector
PostCSS plugin to transform CSS Custom Properties(CSS variables) syntax into a static representation
React implementation of Atomic CSS-in-JS