StyleX, facebook.com ’s CSS-in-JS library, also presented at React Finland 2021, falls in the static CSS-in-JS category. Some of the libraries under study are framework-agnostic.

JavaScript injection attacks surged in 2024, hitting major brands via Polyfill.io. Learn why frameworks failed.

Open-source framework wraps React and CSS and provides a catalog of components and a theme system for composing user interfaces declaratively with XML.