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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mstdn.jp/users/JK1STyLE/statuses/113979739957721556", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-10T13:06:49Z", "url": "https://mstdn.jp/@JK1STyLE/113979739957721556", "attributedTo": "https://mstdn.jp/users/JK1STyLE", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mstdn.jp/users/JK1STyLE/followers" ], "sensitive": false, "atomUri": "https://mstdn.jp/users/JK1STyLE/statuses/113979739957721556", "inReplyToAtomUri": null, "conversation": "tag:mstdn.jp,2025-02-10:objectId=587952764:objectType=Conversation", "content": "<p><a href=\"https://mstdn.jp/tags/RailSim\" class=\"mention hashtag\" rel=\"tag\">#<span>RailSim</span></a></p>", "contentMap": { "ja": "<p><a href=\"https://mstdn.jp/tags/RailSim\" class=\"mention hashtag\" rel=\"tag\">#<span>RailSim</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://media.mstdn.jp/media_attachments/files/113/979/739/609/049/945/original/506d52236fa887fd.png", "name": null, "blurhash": "ULA^duIV9Yof_NV?IVt7.8M{oet7?vWAM{of", "width": 1142, "height": 768 } ], "tag": [ { "type": "Hashtag", "href": "https://mstdn.jp/tags/railsim", "name": "#railsim" } ], "replies": { "id": "https://mstdn.jp/users/JK1STyLE/statuses/113979739957721556/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mstdn.jp/users/JK1STyLE/statuses/113979739957721556/replies?only_other_accounts=true&page=true", "partOf": "https://mstdn.jp/users/JK1STyLE/statuses/113979739957721556/replies", "items": [] } } }