(#fzmmn2q) @zvava@twtxt.net @lyse@lyse.isobeef.org @movq@www.uninformativ.de I also was wondering how to handle this.

Currently my regex is like this: /@<((?<nick>[^\s]+)\s)?(?<url>\w+:\/\/[^>]+)>/g

It takes everything until the space and the nick is optional.