Some guides (see gohugo.io or webmasters.stackexchange.com for examples) recommend Disqus as a commenting feature for static sites.
Is adding Disqus to a website safe for user privacy?
UPD
Should I trust to Disqus if I want to keep my visitors calm?
Some guides (see gohugo.io or webmasters.stackexchange.com for examples) recommend Disqus as a commenting feature for static sites.
Is adding Disqus to a website safe for user privacy?
UPD
Should I trust to Disqus if I want to keep my visitors calm?
Disqus has its own Privacy Policy that you can link to from your own Privacy Policy so that you can inform users that Disqus, a third-party you use, may collect personal data through the embeddable commenting plugin. Disqus discloses what kind of personal data it collects at the "Personally Identifiable Information" clause:
And Disqus links to its Privacy Policy agreement through that "Privacy" icon:
One thing that you might want to look into is the EU Cookies Directive. The directive requires notification to EU users about usage of cookies on a website. There are some differences across EU countries on notification and consent.
Since Disqus uses cookies, you might be required to inform EU users that your website uses cookies (through third-parties like Disqus). Example of a common notification bar:
Below is a list of websites, that track your visitors activity when you choose to use Disqus:
google-analytics.com
connect.facebook.net
accounts.google.com
pippio.com
bluekai.com
crwdcntrl.net
exelator.com
doubleclick.net
tag.apxlv.net
adnxs.com
rlcdn.com
adbrn.com
nexac.com
tapad.com
liadm.com
sohern.com
demdex.net
bidswitch.net
mathtag.com