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" } ], "id": "https://poa.st/users/Ghislaine/collections/featured", "orderedItems": [ { "@context": [ "https://www.w3.org/ns/activitystreams", "https://poa.st/schemas/litepub-0.1.jsonld", { "@language": "und" } ], "actor": "https://poa.st/users/Ghislaine", "attachment": [ { "height": 720, "mediaType": "video/mp4", "name": "", "type": "Document", "url": "https://i.poastcdn.org/77/b0/8a/77b08a9e39576a3eaae05b092d4ebd0fa2ff0e4a597858bc2a9633ba57aa2822.mp4", "width": 720 } ], "attributedTo": "https://poa.st/users/Ghislaine", "cc": [ "https://poa.st/users/Ghislaine/followers" ], "content": "", "context": "https://poa.st/contexts/6a90fc1e-91d3-43ab-9b3f-1dc59999968c", "conversation": "https://poa.st/contexts/6a90fc1e-91d3-43ab-9b3f-1dc59999968c", "id": "https://poa.st/objects/f2caaa21-3ea2-4f44-afb6-82a084202f8d", "published": "2025-06-02T03:48:07.591536Z", "repliesCount": 1, "sensitive": false, "source": { "content": "", "mediaType": "text/plain" }, "summary": "", "tag": [], "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "type": "Note" } ], "totalItems": 1, "type": "OrderedCollection" }