Web Share Target allows websites to receive shared data (text, URLs, images) and register to be choosable by the user as targets from sharing contexts, including (but not limited to) Web Share.
Docs: https://web.dev/web-share-target/
Samples: https://web-share.glitch.me/ https://wicg.github.io/web-share-target/demos/sharetarget.html https://scrapbook-pwa.web.app/