Polyfills the ResizeObserver API and supports box size options from the latest spec

DOM element size sensor which will callback when size changed.

Polyfill to make it easy to listen for element resize events

MutationObserver shim for ES3 environments

React resize detector

copy some files

A well-tested CSS minifier

CSS-Element-Queries Polyfill. Proof-of-concept for high-speed element dimension/media queries in valid css.

Resize event emitter for elements.

Compute measurements of React components.

Standalone version of the AutoSizer component from react-virtualized