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.ar.al/users/aral/statuses/109976755565279858", "type": "Note", "summary": null, "inReplyTo": null, "published": "2023-03-06T14:15:14Z", "url": "https://mastodon.ar.al/@aral/109976755565279858", "attributedTo": "https://mastodon.ar.al/users/aral", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.ar.al/users/aral/followers" ], "sensitive": false, "atomUri": "https://mastodon.ar.al/users/aral/statuses/109976755565279858", "inReplyToAtomUri": null, "conversation": "tag:mastodon.ar.al,2023-03-06:objectId=17239046:objectType=Conversation", "content": "<p>Minimum¹ valid HTML file, did you say? Here you go:</p><p>&lt;!doctype html&gt;&lt;html lang&gt;&lt;title&gt;🤓&lt;/title&gt;</p><p>(Tested with <a href=\"https://validator.w3.org/nu/#textarea\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">validator.w3.org/nu/#textarea</span><span class=\"invisible\"></span></a>)</p><p>I mean, needless to say, don’t do this. Just because you can doesn’t mean you should :)</p><p>¹ Minimum number of characters (not bytes) without errors or warnings, that is. If you don’t care about warnings, you can remove &lt;html&gt;. If you want the minimum number of bytes, replace the emoji with a dot or something ;)</p><p><a href=\"https://mastodon.ar.al/tags/html\" class=\"mention hashtag\" rel=\"tag\">#<span>html</span></a> <a href=\"https://mastodon.ar.al/tags/forgiving\" class=\"mention hashtag\" rel=\"tag\">#<span>forgiving</span></a> <a href=\"https://mastodon.ar.al/tags/parser\" class=\"mention hashtag\" rel=\"tag\">#<span>parser</span></a> <a href=\"https://mastodon.ar.al/tags/validation\" class=\"mention hashtag\" rel=\"tag\">#<span>validation</span></a> <a href=\"https://mastodon.ar.al/tags/web\" class=\"mention hashtag\" rel=\"tag\">#<span>web</span></a> <a href=\"https://mastodon.ar.al/tags/dev\" class=\"mention hashtag\" rel=\"tag\">#<span>dev</span></a></p>", "contentMap": { "en": "<p>Minimum¹ valid HTML file, did you say? Here you go:</p><p>&lt;!doctype html&gt;&lt;html lang&gt;&lt;title&gt;🤓&lt;/title&gt;</p><p>(Tested with <a href=\"https://validator.w3.org/nu/#textarea\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">validator.w3.org/nu/#textarea</span><span class=\"invisible\"></span></a>)</p><p>I mean, needless to say, don’t do this. Just because you can doesn’t mean you should :)</p><p>¹ Minimum number of characters (not bytes) without errors or warnings, that is. If you don’t care about warnings, you can remove &lt;html&gt;. If you want the minimum number of bytes, replace the emoji with a dot or something ;)</p><p><a href=\"https://mastodon.ar.al/tags/html\" class=\"mention hashtag\" rel=\"tag\">#<span>html</span></a> <a href=\"https://mastodon.ar.al/tags/forgiving\" class=\"mention hashtag\" rel=\"tag\">#<span>forgiving</span></a> <a href=\"https://mastodon.ar.al/tags/parser\" class=\"mention hashtag\" rel=\"tag\">#<span>parser</span></a> <a href=\"https://mastodon.ar.al/tags/validation\" class=\"mention hashtag\" rel=\"tag\">#<span>validation</span></a> <a href=\"https://mastodon.ar.al/tags/web\" class=\"mention hashtag\" rel=\"tag\">#<span>web</span></a> <a href=\"https://mastodon.ar.al/tags/dev\" class=\"mention hashtag\" rel=\"tag\">#<span>dev</span></a></p>" }, "updated": "2023-03-06T14:38:07Z", "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.ar.al/tags/html", "name": "#html" }, { "type": "Hashtag", "href": "https://mastodon.ar.al/tags/forgiving", "name": "#forgiving" }, { "type": "Hashtag", "href": "https://mastodon.ar.al/tags/parser", "name": "#parser" }, { "type": "Hashtag", "href": "https://mastodon.ar.al/tags/validation", "name": "#validation" }, { "type": "Hashtag", "href": "https://mastodon.ar.al/tags/web", "name": "#web" }, { "type": "Hashtag", "href": "https://mastodon.ar.al/tags/dev", "name": "#dev" } ], "replies": { "id": "https://mastodon.ar.al/users/aral/statuses/109976755565279858/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.ar.al/users/aral/statuses/109976755565279858/replies?min_id=109976800310948812&page=true", "partOf": "https://mastodon.ar.al/users/aral/statuses/109976755565279858/replies", "items": [ "https://mastodon.ar.al/users/aral/statuses/109976800310948812" ] } }, "likes": { "id": "https://mastodon.ar.al/users/aral/statuses/109976755565279858/likes", "type": "Collection", "totalItems": 25 }, "shares": { "id": "https://mastodon.ar.al/users/aral/statuses/109976755565279858/shares", "type": "Collection", "totalItems": 4 } }