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://join-lemmy.org/context.json", "https://www.w3.org/ns/activitystreams" ], "type": "Page", "id": "https://lemmygrad.ml/post/7580537", "attributedTo": "https://lemmygrad.ml/u/yogthos", "to": [ "https://lemmygrad.ml/c/science", "https://www.w3.org/ns/activitystreams#Public" ], "name": "Colossal squid filmed by scientists for first time in ocean", "cc": [], "mediaType": "text/html", "attachment": [ { "href": "https://www.bbc.com/news/articles/c99pg13yv32o", "mediaType": "text/html; charset=utf-8", "type": "Link" } ], "image": { "type": "Image", "url": "https://lemmygrad.ml/pictrs/image/42c69f25-ad3c-4c55-9187-4ff271dbd70e.jpeg" }, "sensitive": false, "published": "2025-04-16T22:17:53.116176Z", "language": { "identifier": "en", "name": "English" }, "audience": "https://lemmygrad.ml/c/science", "tag": [ { "href": "https://lemmygrad.ml/post/7580537", "name": "#science", "type": "Hashtag" } ] }