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://poa.st/schemas/litepub-0.1.jsonld", { "@language": "und" } ], "actor": "https://poa.st/users/RatPoster", "attachment": [ { "blurhash": "eiJRaFk:IpMyo0~qXloznPbIb0o}xtr?bvxutSkDM_t7sFoztQRPbH", "height": 850, "mediaType": "image/png", "name": "", "type": "Document", "url": "https://i.poastcdn.org/e8/a4/27/e8a427e654fdb51d0c815e063ff56412857e98044b43c1ea7336fbe0dc9ed535.png", "width": 850 } ], "attributedTo": "https://poa.st/users/RatPoster", "cc": [ "https://poa.st/users/RatPoster/followers" ], "content": "", "context": "https://poa.st/contexts/d68fb928-31fd-4e63-8f6a-19a74abd14b7", "conversation": "https://poa.st/contexts/d68fb928-31fd-4e63-8f6a-19a74abd14b7", "id": "https://poa.st/objects/c396e889-7c96-4494-a738-8f8fb46baab4", "published": "2025-04-25T19:31:30.914398Z", "repliesCount": 1, "sensitive": false, "source": { "content": "", "mediaType": "text/plain" }, "summary": "", "tag": [], "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "type": "Note" }