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://urbanists.social/users/markstos/statuses/114636175004716698", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-06T11:26:53Z", "url": "https://urbanists.social/@markstos/114636175004716698", "attributedTo": "https://urbanists.social/users/markstos", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://urbanists.social/users/markstos/followers" ], "sensitive": false, "atomUri": "https://urbanists.social/users/markstos/statuses/114636175004716698", "inReplyToAtomUri": null, "conversation": "tag:urbanists.social,2025-06-06:objectId=111083282:objectType=Conversation", "content": "<p>Dear vibe coders,</p><p>Make me an iPhone app called Velma.</p><p>Launch Velma with “Siri, find my glasses”. Then wave the phone around the room until the camera detects glasses. Beep louder when they are centered and closer. </p><p>That’s the whole app! Thx.</p><p><a href=\"https://urbanists.social/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://urbanists.social/tags/accessability\" class=\"mention hashtag\" rel=\"tag\">#<span>accessability</span></a> <a href=\"https://urbanists.social/tags/a11y\" class=\"mention hashtag\" rel=\"tag\">#<span>a11y</span></a></p>", "contentMap": { "en": "<p>Dear vibe coders,</p><p>Make me an iPhone app called Velma.</p><p>Launch Velma with “Siri, find my glasses”. Then wave the phone around the room until the camera detects glasses. Beep louder when they are centered and closer. </p><p>That’s the whole app! Thx.</p><p><a href=\"https://urbanists.social/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://urbanists.social/tags/accessability\" class=\"mention hashtag\" rel=\"tag\">#<span>accessability</span></a> <a href=\"https://urbanists.social/tags/a11y\" class=\"mention hashtag\" rel=\"tag\">#<span>a11y</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://urbanists.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://urbanists.social/tags/accessability", "name": "#accessability" }, { "type": "Hashtag", "href": "https://urbanists.social/tags/a11y", "name": "#a11y" } ], "replies": { "id": "https://urbanists.social/users/markstos/statuses/114636175004716698/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://urbanists.social/users/markstos/statuses/114636175004716698/replies?only_other_accounts=true&page=true", "partOf": "https://urbanists.social/users/markstos/statuses/114636175004716698/replies", "items": [] } }, "likes": { "id": "https://urbanists.social/users/markstos/statuses/114636175004716698/likes", "type": "Collection", "totalItems": 6 }, "shares": { "id": "https://urbanists.social/users/markstos/statuses/114636175004716698/shares", "type": "Collection", "totalItems": 2 } }