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", { "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/spacemagick/collections/tags", "type": "Collection", "totalItems": 10, "items": [ { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/caturday", "name": "#caturday" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/catsofmastodon", "name": "#CatsOfMastodon" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/cats", "name": "#cats" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/maths", "name": "#maths" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/fortran", "name": "#fortran" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/physics", "name": "#physics" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/medieval", "name": "#medieval" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/doctorwho", "name": "#DoctorWho" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/h2g2", "name": "#H2G2" }, { "type": "Hashtag", "href": "https://mastodon.social/@spacemagick/tagged/TheHollowCrown", "name": "#TheHollowCrown" } ] }