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", "https://w3id.org/security/v1", { "ostatus": "http://ostatus.org#", "vcard": "http://www.w3.org/2006/vcard/ns#", "dfrn": "http://purl.org/macgirvin/dfrn/1.0/", "diaspora": "https://diasporafoundation.org/ns/", "litepub": "http://litepub.social/ns#", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "schema": "http://schema.org#", "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "sensitive": "as:sensitive", "Hashtag": "as:Hashtag", "quoteUrl": "as:quoteUrl", "conversation": "ostatus:conversation", "directMessage": "litepub:directMessage", "discoverable": "toot:discoverable", "PropertyValue": "schema:PropertyValue", "value": "schema:value" } ], "id": "https://libranet.de/objects/0b6b25a8-1565-aa3f-313b-196280686516/Create", "type": "Create", "actor": "https://libranet.de/profile/petrescatraian", "published": "2024-01-19T09:21:53Z", "instrument": { "id": "https://libranet.de/friendica", "type": "Application", "name": "Friendica 'Interrupted Fern' 2025.02-dev-1580", "url": "https://libranet.de" }, "to": [ "https://infosec.exchange/users/kevinrothrock", "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://libranet.de/followers/petrescatraian" ], "object": { "id": "https://libranet.de/objects/0b6b25a8-1565-aa3f-313b-196280686516", "type": "Note", "inReplyTo": null, "diaspora:guid": "0b6b25a8-1565-aa3f-313b-196280686516", "published": "2024-01-19T09:21:53Z", "url": "https://libranet.de/display/0b6b25a8-1565-aa3f-313b-196280686516", "attributedTo": "https://libranet.de/profile/petrescatraian", "sensitive": false, "conversation": "https://libranet.de/objects/0b6b25a8-1565-aa3f-313b-196280686516#context", "_misskey_content": "This is what the GOP wants!!!", "quoteUrl": "https://infosec.exchange/users/kevinrothrock/statuses/111778830741335562", "content": "This is what the GOP wants!!!<br>RE: <a href=\"https://infosec.exchange/users/kevinrothrock/statuses/111778830741335562\" target=\"_blank\" rel=\"noopener noreferrer\">infosec.exchange/users/kevinro…</a>", "contentMap": { "ro": "This is what the GOP wants!!!<br>RE: <a href=\"https://infosec.exchange/users/kevinrothrock/statuses/111778830741335562\" target=\"_blank\" rel=\"noopener noreferrer\">infosec.exchange/users/kevinro…</a>" }, "source": { "content": "This is what the GOP wants!!!\n[share author='Kevin Rothrock' profile='https://infosec.exchange/users/kevinrothrock' avatar='' link='https://infosec.exchange/@kevinrothrock/111778830741335562' posted='2024-01-18 20:26:39' guid='d231c8f3-2d30aaf531340d5e-431db26a' message_id='https://infosec.exchange/users/kevinrothrock/statuses/111778830741335562']>__<\n[img=https://media.infosec.exchange/infosec.exchange/media_attachments/files/111/778/830/738/191/314/original/b828b9d9e9454076.jpg][/img][/share]", "mediaType": "text/bbcode" }, "attachment": [], "tag": [ { "type": "Mention", "href": "https://infosec.exchange/users/kevinrothrock", "name": "@kevinrothrock@infosec.exchange" }, { "type": "Link", "mediaType": "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"", "href": "https://infosec.exchange/users/kevinrothrock/statuses/111778830741335562", "name": "RE: https://infosec.exchange/users/kevinrothrock/statuses/111778830741335562" } ], "to": [ "https://infosec.exchange/users/kevinrothrock", "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://libranet.de/followers/petrescatraian" ] }, "signature": { "type": "RsaSignature2017", "nonce": "4398f5f24407cdd24c5353a993aeceef26c8117f5c4086a0e19b324459bb345f", "creator": "https://libranet.de/profile/petrescatraian#main-key", "created": "2025-05-28T20:16:32Z", "signatureValue": "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" } }