The add-on will allow your users to log in and register on the forum using their accounts from services such as:
Amazon
Apple
BigCartel - not checked, because paid registration
Bitbucket
Bitly
Box
Buffer
Bungie
Daily motion
Deezer
DeviantArt
Dribbble
Dropbox
Heroku
Instagram
Mail.ru
Mixcloud
Odnoklassniki
Patreon
PayPal - we do not bypass a business account and the service has not been verified
Pinterest
Reddit
Slack
Soundcloud
Spotify
Strava
ToDoIst
Tumblr
Twitch
Vimeo
Vkontakte
Yandex...
