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.uno/users/extratrek/statuses/114502105968451249", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-13T19:11:22Z", "url": "https://mastodon.uno/@extratrek/114502105968451249", "attributedTo": "https://mastodon.uno/users/extratrek", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.uno/users/extratrek/followers" ], "sensitive": false, "atomUri": "https://mastodon.uno/users/extratrek/statuses/114502105968451249", "inReplyToAtomUri": null, "conversation": "tag:mastodon.uno,2025-05-13:objectId=157873794:objectType=Conversation", "content": "<p>Marco Demius ci accompagna all&#39;interno dell&#39;universo con una nuova ed affascinate teoria: &quot;E se il nostro universo fosse contenuto all&#39;interno di un buco nero?&quot;</p><p><a href=\"https://www.extratrek.it/2025/05/13/e-se-vivessimo-allinterno-di-un-buco-nero-un-ipotesi-al-limite-della-fantascienza/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">extratrek.it/2025/05/13/e-se-v</span><span class=\"invisible\">ivessimo-allinterno-di-un-buco-nero-un-ipotesi-al-limite-della-fantascienza/</span></a></p><p><a href=\"https://mastodon.uno/tags/StarTrek\" class=\"mention hashtag\" rel=\"tag\">#<span>StarTrek</span></a> <a href=\"https://mastodon.uno/tags/SCIENZA\" class=\"mention hashtag\" rel=\"tag\">#<span>SCIENZA</span></a> <a href=\"https://mastodon.uno/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a></p>", "contentMap": { "it": "<p>Marco Demius ci accompagna all&#39;interno dell&#39;universo con una nuova ed affascinate teoria: &quot;E se il nostro universo fosse contenuto all&#39;interno di un buco nero?&quot;</p><p><a href=\"https://www.extratrek.it/2025/05/13/e-se-vivessimo-allinterno-di-un-buco-nero-un-ipotesi-al-limite-della-fantascienza/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">extratrek.it/2025/05/13/e-se-v</span><span class=\"invisible\">ivessimo-allinterno-di-un-buco-nero-un-ipotesi-al-limite-della-fantascienza/</span></a></p><p><a href=\"https://mastodon.uno/tags/StarTrek\" class=\"mention hashtag\" rel=\"tag\">#<span>StarTrek</span></a> <a href=\"https://mastodon.uno/tags/SCIENZA\" class=\"mention hashtag\" rel=\"tag\">#<span>SCIENZA</span></a> <a href=\"https://mastodon.uno/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.uno/tags/startrek", "name": "#startrek" }, { "type": "Hashtag", "href": "https://mastodon.uno/tags/scienza", "name": "#scienza" }, { "type": "Hashtag", "href": "https://mastodon.uno/tags/science", "name": "#science" } ], "replies": { "id": "https://mastodon.uno/users/extratrek/statuses/114502105968451249/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.uno/users/extratrek/statuses/114502105968451249/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.uno/users/extratrek/statuses/114502105968451249/replies", "items": [] } }, "likes": { "id": "https://mastodon.uno/users/extratrek/statuses/114502105968451249/likes", "type": "Collection", "totalItems": 2 }, "shares": { "id": "https://mastodon.uno/users/extratrek/statuses/114502105968451249/shares", "type": "Collection", "totalItems": 1 } }