W3C-ACTIVITY-STREAMS

W3C AS2 Activity Streams 2.0 social vocabulary.

Définition

AS2 core types : (1) Activity types : Accept, Add, Announce, Arrive, Block, Create, Delete, Dislike, Flag, Follow, Ignore, Invite, Join, Leave, Like, Listen, Move, Offer, Question, Reject, Read, Remove, TentativeAccept, TentativeReject, Travel, Undo, Update, View. (2) Object types : Article, Audio, Document, Event, Image, Note, Page, Place, Profile, Relationship, Tombstone, Video. (3) Actor types : Application, Group, Organization, Person, Service. (4) Link types : Mention. Properties : actor, object, target, result, origin, instrument, attachment, attributedTo, audience, content, context, name, endTime, generator, icon, image, inReplyTo, location, preview, published, replies, startTime, summary, tag, updated, url, to, bto, cc, bcc, mediaType, duration. Context : '@context': 'https://www.w3.org/ns/activitystreams'. AS2 vs ActivityPub : AS2 = vocabulaire data model (vocabulary), ActivityPub = protocole federation (transport HTTP POST/GET + Inbox/Outbox patterns). Adoption Fediverse 12+ millions utilisateurs Mastodon 2024 + ActivityPub adopters Threads Meta (partial), Tumblr (planned).

Origine

Activity Streams 1.0 OpenSocial Foundation 2009 ; AS 2.0 W3C Social Web Working Group 2014 ; AS 2.0 Vocabulary W3C Recommendation 23 mai 2017 ; AS 2.0 Core W3C Recommendation 23 mai 2017.

Exemple en contexte

Mastodon user @claude@mastodon.social posts un Note via ActivityPub : Create activity JSON-LD AS2, actor @claude server, object Note content text 'Hello Fediverse', published timestamp, transmission Inbox @follower@other-instance.org, federation cross-instance.

Termes liés

• W3C ActivityPub — protocole federation.