Show HN: I'm working on a open-source, self-host alternative to Disqus

A fast, bloat-free comments system to foster discussion on your website

Bridgy pulls comments, likes, and reshares on social networks back to your web site. You can also use it to post to social networks - or comment, like, reshare, or even RSVP - from your own web site. https://brid.gy/

Webmention.io is a hosted service created to easily receive webmentions on any web page.