| Created |
| Associated with Activity Streams |
| Associated with Activity Streams 2.0 |
| Associated with Activity Streams API |
| Associated with Activity Streams 1.0 |
| Associated with JSON Activity Streams 1.0 |
| Associated with ActivityStreams |
| Associated with application/activity+json |
| Associated with application/stream+json |
| Associated with https://www.w3.org/ns/activitystreams |
| Associated with ActivityStreams 2.0 |
| Associated with Activity Vocabulary |