ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/Edent/statuses/114331612009479129", "type": "Question", "summary": null, "inReplyTo": null, "published": "2025-04-13T16:32:30Z", "url": "https://mastodon.social/@Edent/114331612009479129", "attributedTo": "https://mastodon.social/users/Edent", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/Edent/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/Edent/statuses/114331612009479129", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-04-13:objectId=971349273:objectType=Conversation", "content": "<p>Is the ordering of attribute values ever semantically or logically important.</p><p>For example, is there ever a practical difference between:</p><p>`&lt;p class=&quot;a b&quot;&gt;`<br />and<br />`&lt;p class=&quot;b a&quot;&gt;`</p><p><a href=\"https://mastodon.social/tags/HTML\" class=\"mention hashtag\" rel=\"tag\">#<span>HTML</span></a> <a href=\"https://mastodon.social/tags/CSS\" class=\"mention hashtag\" rel=\"tag\">#<span>CSS</span></a> <a href=\"https://mastodon.social/tags/JavaScript\" class=\"mention hashtag\" rel=\"tag\">#<span>JavaScript</span></a> <a href=\"https://mastodon.social/tags/WebDev\" class=\"mention hashtag\" rel=\"tag\">#<span>WebDev</span></a></p>", "contentMap": { "en": "<p>Is the ordering of attribute values ever semantically or logically important.</p><p>For example, is there ever a practical difference between:</p><p>`&lt;p class=&quot;a b&quot;&gt;`<br />and<br />`&lt;p class=&quot;b a&quot;&gt;`</p><p><a href=\"https://mastodon.social/tags/HTML\" class=\"mention hashtag\" rel=\"tag\">#<span>HTML</span></a> <a href=\"https://mastodon.social/tags/CSS\" class=\"mention hashtag\" rel=\"tag\">#<span>CSS</span></a> <a href=\"https://mastodon.social/tags/JavaScript\" class=\"mention hashtag\" rel=\"tag\">#<span>JavaScript</span></a> <a href=\"https://mastodon.social/tags/WebDev\" class=\"mention hashtag\" rel=\"tag\">#<span>WebDev</span></a></p>" }, "endTime": "2025-04-20T16:32:30Z", "closed": "2025-04-20T16:32:30Z", "votersCount": 218, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/html", "name": "#html" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/css", "name": "#css" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/javascript", "name": "#javascript" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/webdev", "name": "#webdev" } ], "replies": { "id": "https://mastodon.social/users/Edent/statuses/114331612009479129/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/Edent/statuses/114331612009479129/replies?min_id=114397669791905613&page=true", "partOf": "https://mastodon.social/users/Edent/statuses/114331612009479129/replies", "items": [ "https://mastodon.social/users/Edent/statuses/114332424308615426", "https://mastodon.social/users/Edent/statuses/114397669791905613" ] } }, "likes": { "id": "https://mastodon.social/users/Edent/statuses/114331612009479129/likes", "type": "Collection", "totalItems": 6 }, "shares": { "id": "https://mastodon.social/users/Edent/statuses/114331612009479129/shares", "type": "Collection", "totalItems": 4 }, "oneOf": [ { "type": "Note", "name": "Value order is vitally important because…", "replies": { "type": "Collection", "totalItems": 36 } }, { "type": "Note", "name": "You can ignore ordering in attribute values…", "replies": { "type": "Collection", "totalItems": 132 } }, { "type": "Note", "name": "It's complicated, let me explain…", "replies": { "type": "Collection", "totalItems": 50 } } ] }