Diaspora is a nonprofit, user-owned, distributed social network that is based upon the free Diaspora software.

Facebook is the world's largest social network platform.

Twitter is a social media platform for broadcasting short messages to the world and followers.

Xing is a job search engine.

Ello is a community to discover, discuss, publish, share and promote the things you are passionate about.

Pinterest is a web and mobile application startup that operates a software system designed to discover information on the World Wide Web.

VK (VKontakte) is the largest European online social media and social networking service. It is available in several languages and is especially popular among…