• If you are citizen of an European Union member nation, you may not use this service unless you are at least 16 years old.

  • You already know Dokkio is an AI-powered assistant to organize & manage your digital files & messages. Very soon, Dokkio will support Outlook as well as One Drive. Check it out today!



Page history last edited by Tantek 13 years, 3 months ago Saved with comment


The "comment" object type represents a textual response to another object. For the spec on this section http://martin.atkins.me.uk/specs/activitystreams/activityschema#comment 


Property name Type Required Property Description JSON field Atom field RSS field
title string yes The subject of the comment -- not common
displayName atom:title  
content string no The entire comment
owner object no Entity who wrote the comment if different than actor. Usually the object type is a person ?? atom:author  
id string yes Unique id for the object. Must be different than the activity id id atom:id  
url URI yes Permalink to an html containing the comment
permalinkUrl atom:link rel="alternate"  
published W3CDTF timestamp no Time the object was created published atom:published  
related links array no Related links links

atom:link rel="related"




Does this object relate to only certain kinds of verbs? If so, please list them and link to the appropriate page on the wiki.


What is the URI for the object? Most URIs will be in the form:



Provide examples of the object being used in context.


Provide any useful notes or hints about this object.


Where is this object implemented? Please list all known implementations with links to the relevant API documentation.


Who maintains this page, or should be contacted if there are questions or feedback?


User Interface Examples

  1. What are the best of breed user interfaces / experiences that existing sites use to show a specific "comment" activity along with any context, e.g. possibly:
    1. what the comment was in-reply-to
    2. follow-ups to the comment
    3. how does the permalink for the comment represent the comment itself rather than the thing the comment was about (or follow-ups)
  2. current examples as a basis for discussion
    1. Twitter: @-reply to a previous tweet
    2. ...

Comments (0)

You don't have permission to comment on this page.