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://mastodon.bot/users/apod_random/statuses/114737189395997322", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-24T07:36:10Z", "url": "https://mastodon.bot/@apod_random/114737189395997322", "attributedTo": "https://mastodon.bot/users/apod_random", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.bot/users/apod_random/followers" ], "sensitive": false, "atomUri": "https://mastodon.bot/users/apod_random/statuses/114737189395997322", "inReplyToAtomUri": null, "conversation": "tag:mastodon.bot,2025-06-24:objectId=452399:objectType=Conversation", "content": "<p>APOD from 2020-04-27</p><p>Fresh Tiger Stripes on <a href=\"https://mastodon.bot/tags/Saturn\" class=\"mention hashtag\" rel=\"tag\">#<span>Saturn</span></a>&#39;s Enceladus</p><p>Saturn&#39;s moon Enceladus may harbor life beneath its icy surface, hinted by tiger stripes spewing ice into space. Cassini data suggests complex organics exist there, supporting but not confirming life in subsurface oceans.</p><p>HD image at <a href=\"https://apod.nasa.gov/apod/ap200427.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">apod.nasa.gov/apod/ap200427.ht</span><span class=\"invisible\">ml</span></a></p>", "contentMap": { "en": "<p>APOD from 2020-04-27</p><p>Fresh Tiger Stripes on <a href=\"https://mastodon.bot/tags/Saturn\" class=\"mention hashtag\" rel=\"tag\">#<span>Saturn</span></a>&#39;s Enceladus</p><p>Saturn&#39;s moon Enceladus may harbor life beneath its icy surface, hinted by tiger stripes spewing ice into space. Cassini data suggests complex organics exist there, supporting but not confirming life in subsurface oceans.</p><p>HD image at <a href=\"https://apod.nasa.gov/apod/ap200427.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">apod.nasa.gov/apod/ap200427.ht</span><span class=\"invisible\">ml</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.bot/media_attachments/files/114/737/150/181/092/910/original/4909e75fb6d775b5.jpg", "name": "Fresh Tiger Stripes on Saturn's Enceladus", "blurhash": "UaGSGsIo4nof~qazD%j[Dit7NGbHIUjtWBa|", "width": 960, "height": 815 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.bot/tags/saturn", "name": "#saturn" } ], "replies": { "id": "https://mastodon.bot/users/apod_random/statuses/114737189395997322/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.bot/users/apod_random/statuses/114737189395997322/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.bot/users/apod_random/statuses/114737189395997322/replies", "items": [] } } }