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.social/users/peterjriley2024/statuses/114040465614611000", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-02-21T06:30:09Z", "url": "https://mastodon.social/@peterjriley2024/114040465614611000", "attributedTo": "https://mastodon.social/users/peterjriley2024", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/peterjriley2024/followers", "https://aus.social/users/firstdogonthemoon" ], "sensitive": false, "atomUri": "https://mastodon.social/users/peterjriley2024/statuses/114040465614611000", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-02-21:objectId=926867974:objectType=Conversation", "content": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://aus.social/@firstdogonthemoon\" class=\"u-url mention\">@<span>firstdogonthemoon</span></a></span> </p><p>Asteroids are headed this way – oh no! Are we all doomed?<br /><a href=\"https://www.theguardian.com/commentisfree/picture/2025/feb/21/asteroids-are-headed-this-way-oh-no-are-we-all-doomed\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">theguardian.com/commentisfree/</span><span class=\"invisible\">picture/2025/feb/21/asteroids-are-headed-this-way-oh-no-are-we-all-doomed</span></a></p><p><a href=\"https://mastodon.social/tags/asteroids\" class=\"mention hashtag\" rel=\"tag\">#<span>asteroids</span></a> <a href=\"https://mastodon.social/tags/art\" class=\"mention hashtag\" rel=\"tag\">#<span>art</span></a> <a href=\"https://mastodon.social/tags/cartoons\" class=\"mention hashtag\" rel=\"tag\">#<span>cartoons</span></a> <a href=\"https://mastodon.social/tags/illustration\" class=\"mention hashtag\" rel=\"tag\">#<span>illustration</span></a> <br /><a href=\"https://mastodon.social/tags/firstdogonthemoon\" class=\"mention hashtag\" rel=\"tag\">#<span>firstdogonthemoon</span></a></p>", "contentMap": { "en": "<p><span class=\"h-card\" translate=\"no\"><a href=\"https://aus.social/@firstdogonthemoon\" class=\"u-url mention\">@<span>firstdogonthemoon</span></a></span> </p><p>Asteroids are headed this way – oh no! Are we all doomed?<br /><a href=\"https://www.theguardian.com/commentisfree/picture/2025/feb/21/asteroids-are-headed-this-way-oh-no-are-we-all-doomed\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">theguardian.com/commentisfree/</span><span class=\"invisible\">picture/2025/feb/21/asteroids-are-headed-this-way-oh-no-are-we-all-doomed</span></a></p><p><a href=\"https://mastodon.social/tags/asteroids\" class=\"mention hashtag\" rel=\"tag\">#<span>asteroids</span></a> <a href=\"https://mastodon.social/tags/art\" class=\"mention hashtag\" rel=\"tag\">#<span>art</span></a> <a href=\"https://mastodon.social/tags/cartoons\" class=\"mention hashtag\" rel=\"tag\">#<span>cartoons</span></a> <a href=\"https://mastodon.social/tags/illustration\" class=\"mention hashtag\" rel=\"tag\">#<span>illustration</span></a> <br /><a href=\"https://mastodon.social/tags/firstdogonthemoon\" class=\"mention hashtag\" rel=\"tag\">#<span>firstdogonthemoon</span></a></p>" }, "updated": "2025-02-21T06:31:54Z", "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/114/040/444/006/127/889/original/b8c08db8b91ffb1b.jpeg", "name": "Huge angry asteroids! Outer space\nis stuffed full of them and they're all\nheaded this way - oh no! Are we all\ndoomed? Yes! But at least it will be funny\n\n\nAsteroid scientists are flipping their wigs \nover the latest asteroids they happened to find earlier. \n\nJUST TELL US IF THEY ARE GOING TO CRASH INTO US! \n\n", "blurhash": "UGJRXV-W4:XTD;s%I.Rk0P-TI:bvo#ElIUrr", "focalPoint": [ -0.89, 0.37 ], "width": 1960, "height": 2988 } ], "tag": [ { "type": "Mention", "href": "https://aus.social/users/firstdogonthemoon", "name": "@firstdogonthemoon@aus.social" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/art", "name": "#art" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/cartoons", "name": "#cartoons" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/illustration", "name": "#illustration" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/firstdogonthemoon", "name": "#firstdogonthemoon" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/asteroids", "name": "#asteroids" } ], "replies": { "id": "https://mastodon.social/users/peterjriley2024/statuses/114040465614611000/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/peterjriley2024/statuses/114040465614611000/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/peterjriley2024/statuses/114040465614611000/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/peterjriley2024/statuses/114040465614611000/likes", "type": "Collection", "totalItems": 3 }, "shares": { "id": "https://mastodon.social/users/peterjriley2024/statuses/114040465614611000/shares", "type": "Collection", "totalItems": 1 } }