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://masto.ai/users/hackaday/statuses/114560399055848603", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-24T02:16:04Z", "url": "https://masto.ai/@hackaday/114560399055848603", "attributedTo": "https://masto.ai/users/hackaday", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://masto.ai/users/hackaday/followers" ], "sensitive": false, "atomUri": "https://masto.ai/users/hackaday/statuses/114560399055848603", "inReplyToAtomUri": null, "conversation": "tag:masto.ai,2025-05-24:objectId=265400764:objectType=Conversation", "content": "<p>EMF Forming Was A Neat Aerospace Breakthrough</p><p>Typically, when we think about forming metal parts, we think about beating them with hammers, or squeezing them with big hydraulic presses. But what if magnets could do the squeezing? …read more<br /><a href=\"https://masto.ai/tags/hacking\" class=\"mention hashtag\" rel=\"tag\">#<span>hacking</span></a> <a href=\"https://masto.ai/tags/projects\" class=\"mention hashtag\" rel=\"tag\">#<span>projects</span></a><br /><a href=\"https://hackaday.com/2025/05/23/emf-forming-was-a-neat-aerospace-breakthrough/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">hackaday.com/2025/05/23/emf-fo</span><span class=\"invisible\">rming-was-a-neat-aerospace-breakthrough/</span></a></p>", "contentMap": { "en": "<p>EMF Forming Was A Neat Aerospace Breakthrough</p><p>Typically, when we think about forming metal parts, we think about beating them with hammers, or squeezing them with big hydraulic presses. But what if magnets could do the squeezing? …read more<br /><a href=\"https://masto.ai/tags/hacking\" class=\"mention hashtag\" rel=\"tag\">#<span>hacking</span></a> <a href=\"https://masto.ai/tags/projects\" class=\"mention hashtag\" rel=\"tag\">#<span>projects</span></a><br /><a href=\"https://hackaday.com/2025/05/23/emf-forming-was-a-neat-aerospace-breakthrough/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">hackaday.com/2025/05/23/emf-fo</span><span class=\"invisible\">rming-was-a-neat-aerospace-breakthrough/</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://s3.masto.ai/media_attachments/files/114/560/399/012/413/923/original/ef2159beffae0d65.png", "name": null, "blurhash": "UH8}P#D%WFkCoJfkazf601-;oLaeRjj[oLay", "width": 800, "height": 450 } ], "tag": [ { "type": "Hashtag", "href": "https://masto.ai/tags/hacking", "name": "#hacking" }, { "type": "Hashtag", "href": "https://masto.ai/tags/projects", "name": "#projects" } ], "replies": { "id": "https://masto.ai/users/hackaday/statuses/114560399055848603/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://masto.ai/users/hackaday/statuses/114560399055848603/replies?only_other_accounts=true&page=true", "partOf": "https://masto.ai/users/hackaday/statuses/114560399055848603/replies", "items": [] } }, "likes": { "id": "https://masto.ai/users/hackaday/statuses/114560399055848603/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://masto.ai/users/hackaday/statuses/114560399055848603/shares", "type": "Collection", "totalItems": 0 } }