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://social.ngi.eu/users/ngi/collections/tags", "type": "Collection", "totalItems": 10, "items": [ { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/nextgenerationinternet", "name": "#NextGenerationInternet" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/ngi", "name": "#NGI" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/ngiimpact", "name": "#NGIimpact" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/ngifunding", "name": "#NGIFunding" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/techinnovation", "name": "#TechInnovation" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/internetforhumans", "name": "#InternetForHumans" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/ngievangelists", "name": "#ngievangelists" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/fosdem2025", "name": "#fosdem2025" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/ngitalks", "name": "#ngitalks" }, { "type": "Hashtag", "href": "https://social.ngi.eu/@ngi/tagged/ngitraining", "name": "#ngitraining" } ] }