Distributed social network protocols

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General Resources

http://en.wikipedia.org/wiki/Distributed_social_network

http://www.w3.org/DesignIssues/CloudStorage.html

Protocols/Schemas/Projects

Salmon

http://www.salmon-protocol.org/

Webfinger

http://code.google.com/p/webfinger/

Activity Stream

http://activitystrea.ms/

Describes the content produced by one or multiple users as a flow of activity objects. The complete data set of the social net is described as one stream of things like: “Alice posted lalala, Bob liked Alices post, …” The language covers a wide variety of things that can happen on social networks, like comments, events, locations, ratings, mood, …

specification of activity objects is available for json and atom-feeds

Pubsubhubbub

https://code.google.com/p/pubsubhubbub/

OAuth

http://oauth.net/

FOAF

http://www.foaf-project.org/

Open Graph

http://ogp.me/

Tent.io

http://tent.io/blog/tent-basics

Zot/Zot2

The Zot protocol is used by the Friendica project, with Zot2 being their improved implementation for Friendica RED.