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.online/users/Pepijn/statuses/114519738813290842", "type": "Note", "summary": null, "inReplyTo": "https://mastodon.online/users/Pepijn/statuses/114088135354620199", "published": "2025-05-16T21:55:38Z", "url": "https://mastodon.online/@Pepijn/114519738813290842", "attributedTo": "https://mastodon.online/users/Pepijn", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.online/users/Pepijn/followers", "https://mastodon.social/users/cazmockett" ], "sensitive": false, "atomUri": "https://mastodon.online/users/Pepijn/statuses/114519738813290842", "inReplyToAtomUri": "https://mastodon.online/users/Pepijn/statuses/114088135354620199", "conversation": "tag:mastodon.online,2024-06-15:objectId=344143129:objectType=Conversation", "content": "<p>Update: Today I got a <a href=\"https://mastodon.online/tags/Modulex\" class=\"mention hashtag\" rel=\"tag\">#<span>Modulex</span></a> base plate and placed my red brick... I&#39;m afraid this is the start of an obsessive hobby..</p><p>At least it takes less space than <a href=\"https://mastodon.online/tags/LEGO\" class=\"mention hashtag\" rel=\"tag\">#<span>LEGO</span></a> :-)</p><p>Thanks for the inspiration <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@cazmockett\" class=\"u-url mention\">@<span>cazmockett</span></a></span>!</p>", "contentMap": { "en": "<p>Update: Today I got a <a href=\"https://mastodon.online/tags/Modulex\" class=\"mention hashtag\" rel=\"tag\">#<span>Modulex</span></a> base plate and placed my red brick... I&#39;m afraid this is the start of an obsessive hobby..</p><p>At least it takes less space than <a href=\"https://mastodon.online/tags/LEGO\" class=\"mention hashtag\" rel=\"tag\">#<span>LEGO</span></a> :-)</p><p>Thanks for the inspiration <span class=\"h-card\" translate=\"no\"><a href=\"https://mastodon.social/@cazmockett\" class=\"u-url mention\">@<span>cazmockett</span></a></span>!</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.online/media_attachments/files/114/519/727/491/618/301/original/406568657ea44e8a.jpeg", "name": "Baseplate with lots of colorful and printed bricks. Joy", "blurhash": "UAGuR8s+%2oz=^s:%LR+~CWEE2od%LWWt6sm", "focalPoint": [ 0, 0 ], "width": 2703, "height": 2703 } ], "tag": [ { "type": "Mention", "href": "https://mastodon.social/users/cazmockett", "name": "@cazmockett@mastodon.social" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/modulex", "name": "#modulex" }, { "type": "Hashtag", "href": "https://mastodon.online/tags/lego", "name": "#lego" } ], "replies": { "id": "https://mastodon.online/users/Pepijn/statuses/114519738813290842/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.online/users/Pepijn/statuses/114519738813290842/replies?min_id=114527599161004422&page=true", "partOf": "https://mastodon.online/users/Pepijn/statuses/114519738813290842/replies", "items": [ "https://mastodon.online/users/Pepijn/statuses/114527599161004422" ] } }, "likes": { "id": "https://mastodon.online/users/Pepijn/statuses/114519738813290842/likes", "type": "Collection", "totalItems": 10 }, "shares": { "id": "https://mastodon.online/users/Pepijn/statuses/114519738813290842/shares", "type": "Collection", "totalItems": 0 } }