Not in Chrome, of cource, but you can try my fork of chromium - Ultimatum. sockets, dns and many others available for webextension with manifest v3 -

https://www.reddit.com/r/UltimatumBrowser/comments/1hih78e/ultimatum_debut/

https://github.com/gonzazoid/chromium

(bonus - it can install webextensions from any site)