Talk is part of The Coral Project from Mozilla. It's an open source commenting tool now in use on The Washington Post, the Wall Street Journal, The Intercept, and many others.
We've developed a Disqus importer. We just deprecated it so we can tidy it up, but it's only a day's work for us to fix. Let us know if you're seriously interested and we can prioritize getting it back up.
Talk is part of The Coral Project from Mozilla. It's an open source commenting tool now in use on The Washington Post, the Wall Street Journal, The Intercept, and many others.
We also conduct research about online communities, as well as publishing strategy guides and trainings. https://coralproject.net/research.html
Code, Heroku install link, and more here: https://github.com/coralproject/talk/