In case no one has pinged you about it elsewhere… Semantic Linkbacks plugin in combination with the Webmention plugin. There’s an effort to unifiy them into a single plugin, but they were developed separately. The Webmention plugin only does the notification, the Semantic Linkbacks plugin does the additional work of processing the sending page and displaying some appropriate context. I think once you’re using it, you’ll realize that the UX/UI for Webmentions (as well as the older pingbacks and trackbacks) are much improved.
, pingbacks, and trackbacks will have a lot more context if you use the If you have questions/problems with them or want to chat with the developers on potentially improving them, I’ll invite you to join the IndieWeb WordPress chat: https://chat.indieweb.org/wordpress/.