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", "https://w3id.org/security/v1", { "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "attributionDomains": { "@id": "toot:attributionDomains", "@type": "@id" }, "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.social/users/dpgalliance", "type": "Person", "following": "https://mastodon.social/users/dpgalliance/following", "followers": "https://mastodon.social/users/dpgalliance/followers", "inbox": "https://mastodon.social/users/dpgalliance/inbox", "outbox": "https://mastodon.social/users/dpgalliance/outbox", "featured": "https://mastodon.social/users/dpgalliance/collections/featured", "featuredTags": "https://mastodon.social/users/dpgalliance/collections/tags", "preferredUsername": "dpgalliance", "name": "Digital Public Goods Alliance", "summary": "<p>The Digital Public Goods Alliance is a vibrant global community of national governments, multilaterals and international non- and for-profit organisations aligned around a shared vision for digital cooperation and accelerating attainment of the SDGs through digital public goods.</p><p>Mastodon is a digital public good! Check out their profile and 200+ other open-source solutions on the DPG Registry <a href=\"https://www.digitalpublicgoods.net/r/mastodon\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">digitalpublicgoods.net/r/masto</span><span class=\"invisible\">don</span></a></p>", "url": "https://mastodon.social/@dpgalliance", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": true, "published": "2025-06-18T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mastodon.social/users/dpgalliance#main-key", "owner": "https://mastodon.social/users/dpgalliance", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmynKE3/gjsmC2w18XTnB\nCSQ/ZwgYTGKnyN0UCAiYch00tu0580OjtdbhRqlPwQDmveZqk06nOwv3DOJQO6RK\nEBb4l3WP9S0jLKoduNyhsm0ll3ynnMgOM5QmPtNrbYaeraYBqZxzoignrwNfP7X3\nvveuR9ewUTLDSoonOGVODw1DBBYpPQZAM9OdLASENbSwsj3i70TonFa2CBMD7ehZ\n8fB/CedwV68APXChdANpwAwo/pL/NQ6g46X8On6ZvB++ZRxlyROxWzjHJF97MQ38\nQstB5OwJsb6+aqWCQtBu/jAz49ZT4G9mOjy1IN16QFCm5ca52w4A/SsueSobNE0F\niwIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [], "endpoints": { "sharedInbox": "https://mastodon.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://files.mastodon.social/accounts/avatars/114/701/796/183/458/613/original/a896e44b4bf5628d.png" }, "image": { "type": "Image", "mediaType": "image/png", "url": "https://files.mastodon.social/accounts/headers/114/701/796/183/458/613/original/c2a7a1e23dff1731.png" } }