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://mathstodon.xyz/users/unknown/collections/tags", "type": "Collection", "totalItems": 10, "items": [ { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/twitter", "name": "#twitter" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/wikipedia", "name": "#wikipedia" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/sagemath", "name": "#sagemath" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/qoto", "name": "#qoto" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/wolframalpha", "name": "#wolframalpha" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/mathworld", "name": "#mathworld" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/nowbrowsing", "name": "#nowbrowsing" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/dissection", "name": "#dissection" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/mathst", "name": "#mathst" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/@unknown/tagged/cocalc", "name": "#cocalc" } ] }