A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, arrowUpLeft } from '@wordpress/icons';
<Icon icon={arrowUpLeft} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="M14 6H6v8h1.5V8.5L17 18l1-1-9.5-9.5H14V6Z"></path></svg>
arrowUpLeft – WordPress Icon Library