OAuth2.CN (nuget): Allows you to perform user authentication via DigitalOcean, Facebook, Foursquare, GitHub, Google, Instagram, LinkedIn, MailRu, Odnoklassniki, Salesforce, Twitter, VK (Vkontakte), Windows Live, Yandex,QQ,Weibo,Baidu,JD,Kaixin001,360,renren,taobao just in two method calls.
Keywords: OAuth2|OAuth|DigitalOcean|Facebook|Foursquare|GitHub|Google|Instagram|LinkedIn|MailRu|Odnoklassniki|Twitter|VK|(Vkontakte)|Windows|Live|Yandex|QQ|Weibo|Baidu|JD|Kaixin001|360|renren|taobao