Activity Streams is an

open format An open file format is a file format for storing digital data, defined by an openly published specification usually maintained by a standards organization, and which can be used and implemented by anyone. An open file format is licensed with a ...

specification for

activity stream An activity stream is a list of recent activities performed by an individual, typically on a single website. For example, Facebook's News Feed is an activity stream. Since the introduction of the News Feed on September 6, 2006, other major websit ...

protocol Protocol may refer to: Sociology and politics * Protocol (politics) Protocol originally (in Late Middle English, c. 15th century) meant the minutes or logbook taken at a meeting, upon which an agreement was based. The term now commonly refers to ...

s, which are used to

syndicate A syndicate is a self-organizing group of individuals, companies, corporations or entities formed to transact some specific business, to pursue or promote a shared interest. Etymology The word ''syndicate'' comes from the French word ''syndic ...

activities taken in

social web The social web is a set of social relations that link people through the World Wide Web. The social web encompasses how websites and software are designed and developed in order to support and foster social interaction. These online social int ...

applications and services, similar to those in

Facebook Facebook is a social media and social networking service owned by the American technology conglomerate Meta Platforms, Meta. Created in 2004 by Mark Zuckerberg with four other Harvard College students and roommates, Eduardo Saverin, Andre ...

's,

Instagram Instagram is an American photo sharing, photo and Short-form content, short-form video sharing social networking service owned by Meta Platforms. It allows users to upload media that can be edited with Social media camera filter, filters, be ...

's, and

Twitter Twitter, officially known as X since 2023, is an American microblogging and social networking service. It is one of the world's largest social media platforms and one of the most-visited websites. Users can share short text messages, image ...

's.

The standard provides a general way to represent activities. For instance, the sentence "Jack added Hawaii to his list of places to visit" would be represented in ActivityStreams as actor:jack, verb:add, object:Hawaii, target:placestovisit. Implementors of the Activity Streams draft include Gnip, Stream, Stream Framework, and Pump.io. The largest open source library (based on watchers) is Stream Framework, the authors of Stream Framework also run getstream.io. In addition there is a trend of SOA (service-oriented architecture) where third parties power this type of functionality.

GeoSPARQL GeoSPARQL is a model for representing and querying geospatial linked data for the Semantic Web. It is standardized by the Open Geospatial Consortium as OGC GeoSPARQL. The definition of a small ontology based on well-understood OGC standards is inte ...

provides

OWL Owls are birds from the order Strigiformes (), which includes over 200 species of mostly solitary and nocturnal birds of prey typified by an upright stance, a large, broad head, binocular vision, binaural hearing, sharp talons, and feathers a ...

and

RDFS RDF Schema (Resource Description Framework Schema, variously abbreviated as RDFS, , RDF-S, or RDF/S) is a set of classes with certain properties using the RDF extensible knowledge representation data model, providing basic elements for the descr ...

alignments to the Activity Streams vocabulary.

Example

References

External links

*
Activity Streams 2.0

W3C The World Wide Web Consortium (W3C) is the main international standards organization for the World Wide Web. Founded in 1994 by Tim Berners-Lee, the consortium is made up of member organizations that maintain full-time staff working together in ...

recommendation 23 May 2017 Atom (web standard) {{internet-stub

Example

See also

References

External links